328768020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 288

約数和(自身を含む): 1241210880

約数和(自身を除く): 912442860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 31, 35, 36, 38, 42, 45, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 105, 114, 124, 126, 133, 140, 155, 171, 180, 186, 190, 210, 217, 228, 252, 266, 279, 285, 310, 315, 342, 372, 380, 399, 420, 434, 443, 465, 532, 558, 570, 589, 620, 630, 651, 665, 684, 798, 855, 868, 886, 930, 1085, 1116, 1140, 1178, 1197, 1260, 1302, 1329, 1330, 1395, 1596, 1710, 1767, 1772, 1860, 1953, 1995, 2170, 2215, 2356, 2394, 2604, 2658, 2660, 2790, 2945, 3101, 3255, 3420, 3534, 3906, 3987, 3990, 4123, 4340, 4430, 4788, 5301, 5316, 5580, 5890, 5985, 6202, 6510, 6645, 7068, 7812, 7974, 7980, 8246, 8417, 8835, 8860, 9303, 9765, 10602, 11780, 11970, 12369, 12404, 13020, 13290, 13733, 15505, 15948, 16492, 16834, 17670, 18606, 19530, 19935, 20615, 21204, 23940, 24738, 25251, 26505, 26580, 27466, 27909, 31010, 33668, 35340, 37107, 37212, 39060, 39870, 41199, 41230, 42085, 46515, 49476, 50502, 53010, 54932, 55818, 58919, 61845, 62020, 68665, 74214, 75753, 79740, 82398, 82460, 84170, 93030, 96131, 101004, 106020, 111636, 117838, 123597, 123690, 126255, 137330, 139545, 148428, 151506, 164796, 168340, 176757, 185535, 186060, 192262, 205995, 235676, 247194, 247380, 252510, 260927, 274660, 279090, 288393, 294595, 303012, 353514, 371070, 378765, 384524, 411990, 480655, 494388, 505020, 521854, 530271, 558180, 576786, 589190, 617985, 707028, 742140, 757530, 782781, 823980, 865179, 883785, 961310, 1043708, 1060542, 1153572, 1178380, 1235970, 1304635, 1441965, 1515060, 1565562, 1730358, 1767570, 1826489, 1922620, 2121084, 2348343, 2471940, 2609270, 2651355, 2883930, 3131124, 3460716, 3535140, 3652978, 3913905, 4325895, 4696686, 5218540, 5302710, 5479467, 5767860, 7305956, 7827810, 8651790, 9132445, 9393372, 10605420, 10958934, 11741715, 15655620, 16438401, 17303580, 18264890, 21917868, 23483430, 27397335, 32876802, 36529780, 46966860, 54794670, 65753604, 82192005, 109589340, 164384010, 328768020]

約数ペア:

[(1, 328768020), (2, 164384010), (3, 109589340), (4, 82192005), (5, 65753604), (6, 54794670), (7, 46966860), (9, 36529780), (10, 32876802), (12, 27397335), (14, 23483430), (15, 21917868), (18, 18264890), (19, 17303580), (20, 16438401), (21, 15655620), (28, 11741715), (30, 10958934), (31, 10605420), (35, 9393372), (36, 9132445), (38, 8651790), (42, 7827810), (45, 7305956), (57, 5767860), (60, 5479467), (62, 5302710), (63, 5218540), (70, 4696686), (76, 4325895), (84, 3913905), (90, 3652978), (93, 3535140), (95, 3460716), (105, 3131124), (114, 2883930), (124, 2651355), (126, 2609270), (133, 2471940), (140, 2348343), (155, 2121084), (171, 1922620), (180, 1826489), (186, 1767570), (190, 1730358), (210, 1565562), (217, 1515060), (228, 1441965), (252, 1304635), (266, 1235970), (279, 1178380), (285, 1153572), (310, 1060542), (315, 1043708), (342, 961310), (372, 883785), (380, 865179), (399, 823980), (420, 782781), (434, 757530), (443, 742140), (465, 707028), (532, 617985), (558, 589190), (570, 576786), (589, 558180), (620, 530271), (630, 521854), (651, 505020), (665, 494388), (684, 480655), (798, 411990), (855, 384524), (868, 378765), (886, 371070), (930, 353514), (1085, 303012), (1116, 294595), (1140, 288393), (1178, 279090), (1197, 274660), (1260, 260927), (1302, 252510), (1329, 247380), (1330, 247194), (1395, 235676), (1596, 205995), (1710, 192262), (1767, 186060), (1772, 185535), (1860, 176757), (1953, 168340), (1995, 164796), (2170, 151506), (2215, 148428), (2356, 139545), (2394, 137330), (2604, 126255), (2658, 123690), (2660, 123597), (2790, 117838), (2945, 111636), (3101, 106020), (3255, 101004), (3420, 96131), (3534, 93030), (3906, 84170), (3987, 82460), (3990, 82398), (4123, 79740), (4340, 75753), (4430, 74214), (4788, 68665), (5301, 62020), (5316, 61845), (5580, 58919), (5890, 55818), (5985, 54932), (6202, 53010), (6510, 50502), (6645, 49476), (7068, 46515), (7812, 42085), (7974, 41230), (7980, 41199), (8246, 39870), (8417, 39060), (8835, 37212), (8860, 37107), (9303, 35340), (9765, 33668), (10602, 31010), (11780, 27909), (11970, 27466), (12369, 26580), (12404, 26505), (13020, 25251), (13290, 24738), (13733, 23940), (15505, 21204), (15948, 20615), (16492, 19935), (16834, 19530), (17670, 18606)]