821932020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 432

約数和(自身を含む): 3261847680

約数和(自身を除く): 2439915660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 114, 117, 126, 130, 133, 139, 140, 156, 171, 180, 182, 190, 195, 210, 228, 234, 247, 252, 260, 266, 273, 278, 285, 315, 342, 361, 364, 380, 390, 399, 417, 420, 455, 468, 494, 532, 546, 556, 570, 585, 630, 665, 684, 695, 722, 741, 780, 798, 819, 834, 855, 910, 973, 988, 1083, 1092, 1140, 1170, 1197, 1235, 1251, 1260, 1330, 1365, 1390, 1444, 1482, 1596, 1638, 1668, 1710, 1729, 1805, 1807, 1820, 1946, 1995, 2085, 2166, 2223, 2340, 2394, 2470, 2502, 2527, 2641, 2660, 2730, 2780, 2919, 2964, 3249, 3276, 3420, 3458, 3610, 3614, 3705, 3892, 3990, 4095, 4170, 4332, 4446, 4693, 4788, 4865, 4940, 5004, 5054, 5187, 5282, 5415, 5421, 5460, 5838, 5985, 6255, 6498, 6916, 7220, 7228, 7410, 7581, 7923, 7980, 8190, 8340, 8645, 8757, 8892, 9035, 9386, 9730, 10108, 10374, 10564, 10830, 10842, 11115, 11676, 11970, 12510, 12635, 12649, 12996, 13205, 14079, 14595, 14820, 15162, 15561, 15846, 16245, 16263, 16380, 17290, 17514, 18070, 18487, 18772, 19460, 20748, 21660, 21684, 22230, 22743, 23465, 23769, 23940, 25020, 25270, 25298, 25935, 26410, 27105, 28158, 29190, 30324, 31122, 31692, 32490, 32526, 32851, 34333, 34580, 35028, 36140, 36974, 37905, 37947, 39615, 42237, 43785, 44460, 45486, 46930, 47538, 50179, 50540, 50596, 51870, 52820, 54210, 55461, 56316, 58380, 62244, 63245, 64980, 65052, 65702, 68666, 70395, 73948, 75810, 75894, 77805, 79230, 81315, 84474, 87570, 90972, 92435, 93860, 95076, 98553, 100358, 102999, 103740, 108420, 110922, 113715, 113841, 118845, 126490, 131404, 137332, 140790, 150537, 151620, 151788, 155610, 158460, 162630, 164255, 166383, 168948, 171665, 175140, 184870, 189735, 197106, 200716, 205998, 211185, 221844, 227430, 227682, 237690, 240331, 250895, 252980, 277305, 281580, 295659, 301074, 308997, 311220, 325260, 328510, 332766, 343330, 351253, 369740, 379470, 394212, 411996, 422370, 451611, 454860, 455364, 475380, 480662, 492765, 501790, 514995, 554610, 569205, 591318, 602148, 617994, 652327, 657020, 665532, 686660, 702506, 720993, 752685, 758940, 831915, 844740, 903222, 961324, 985530, 1003580, 1029990, 1053759, 1109220, 1138410, 1182636, 1201655, 1235988, 1304654, 1405012, 1441986, 1478295, 1505370, 1544985, 1663830, 1756265, 1806444, 1956981, 1971060, 2059980, 2107518, 2162979, 2258055, 2276820, 2403310, 2609308, 2883972, 2956590, 3010740, 3089970, 3161277, 3261635, 3327660, 3512530, 3604965, 3913962, 4215036, 4325958, 4516110, 4566289, 4806620, 5268795, 5870943, 5913180, 6179940, 6322554, 6523270, 7025060, 7209930, 7827924, 8651916, 9032220, 9132578, 9784905, 10537590, 10814895, 11741886, 12645108, 13046540, 13698867, 14419860, 15806385, 18265156, 19569810, 21075180, 21629790, 22831445, 23483772, 27397734, 29354715, 31612770, 39139620, 41096601, 43259580, 45662890, 54795468, 58709430, 63225540, 68494335, 82193202, 91325780, 117418860, 136988670, 164386404, 205483005, 273977340, 410966010, 821932020]

約数ペア:

[(1, 821932020), (2, 410966010), (3, 273977340), (4, 205483005), (5, 164386404), (6, 136988670), (7, 117418860), (9, 91325780), (10, 82193202), (12, 68494335), (13, 63225540), (14, 58709430), (15, 54795468), (18, 45662890), (19, 43259580), (20, 41096601), (21, 39139620), (26, 31612770), (28, 29354715), (30, 27397734), (35, 23483772), (36, 22831445), (38, 21629790), (39, 21075180), (42, 19569810), (45, 18265156), (52, 15806385), (57, 14419860), (60, 13698867), (63, 13046540), (65, 12645108), (70, 11741886), (76, 10814895), (78, 10537590), (84, 9784905), (90, 9132578), (91, 9032220), (95, 8651916), (105, 7827924), (114, 7209930), (117, 7025060), (126, 6523270), (130, 6322554), (133, 6179940), (139, 5913180), (140, 5870943), (156, 5268795), (171, 4806620), (180, 4566289), (182, 4516110), (190, 4325958), (195, 4215036), (210, 3913962), (228, 3604965), (234, 3512530), (247, 3327660), (252, 3261635), (260, 3161277), (266, 3089970), (273, 3010740), (278, 2956590), (285, 2883972), (315, 2609308), (342, 2403310), (361, 2276820), (364, 2258055), (380, 2162979), (390, 2107518), (399, 2059980), (417, 1971060), (420, 1956981), (455, 1806444), (468, 1756265), (494, 1663830), (532, 1544985), (546, 1505370), (556, 1478295), (570, 1441986), (585, 1405012), (630, 1304654), (665, 1235988), (684, 1201655), (695, 1182636), (722, 1138410), (741, 1109220), (780, 1053759), (798, 1029990), (819, 1003580), (834, 985530), (855, 961324), (910, 903222), (973, 844740), (988, 831915), (1083, 758940), (1092, 752685), (1140, 720993), (1170, 702506), (1197, 686660), (1235, 665532), (1251, 657020), (1260, 652327), (1330, 617994), (1365, 602148), (1390, 591318), (1444, 569205), (1482, 554610), (1596, 514995), (1638, 501790), (1668, 492765), (1710, 480662), (1729, 475380), (1805, 455364), (1807, 454860), (1820, 451611), (1946, 422370), (1995, 411996), (2085, 394212), (2166, 379470), (2223, 369740), (2340, 351253), (2394, 343330), (2470, 332766), (2502, 328510), (2527, 325260), (2641, 311220), (2660, 308997), (2730, 301074), (2780, 295659), (2919, 281580), (2964, 277305), (3249, 252980), (3276, 250895), (3420, 240331), (3458, 237690), (3610, 227682), (3614, 227430), (3705, 221844), (3892, 211185), (3990, 205998), (4095, 200716), (4170, 197106), (4332, 189735), (4446, 184870), (4693, 175140), (4788, 171665), (4865, 168948), (4940, 166383), (5004, 164255), (5054, 162630), (5187, 158460), (5282, 155610), (5415, 151788), (5421, 151620), (5460, 150537), (5838, 140790), (5985, 137332), (6255, 131404), (6498, 126490), (6916, 118845), (7220, 113841), (7228, 113715), (7410, 110922), (7581, 108420), (7923, 103740), (7980, 102999), (8190, 100358), (8340, 98553), (8645, 95076), (8757, 93860), (8892, 92435), (9035, 90972), (9386, 87570), (9730, 84474), (10108, 81315), (10374, 79230), (10564, 77805), (10830, 75894), (10842, 75810), (11115, 73948), (11676, 70395), (11970, 68666), (12510, 65702), (12635, 65052), (12649, 64980), (12996, 63245), (13205, 62244), (14079, 58380), (14595, 56316), (14820, 55461), (15162, 54210), (15561, 52820), (15846, 51870), (16245, 50596), (16263, 50540), (16380, 50179), (17290, 47538), (17514, 46930), (18070, 45486), (18487, 44460), (18772, 43785), (19460, 42237), (20748, 39615), (21660, 37947), (21684, 37905), (22230, 36974), (22743, 36140), (23465, 35028), (23769, 34580), (23940, 34333), (25020, 32851), (25270, 32526), (25298, 32490), (25935, 31692), (26410, 31122), (27105, 30324), (28158, 29190)]