128629620

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:249

約数の個数: 288

約数和(自身を含む): 489216000

約数和(自身を除く): 360586380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 199, 210, 228, 243, 252, 266, 270, 285, 315, 324, 342, 378, 380, 398, 399, 405, 420, 486, 513, 532, 540, 567, 570, 597, 630, 665, 684, 756, 796, 798, 810, 855, 945, 972, 995, 1026, 1134, 1140, 1194, 1197, 1215, 1260, 1330, 1393, 1539, 1596, 1620, 1701, 1710, 1791, 1890, 1990, 1995, 2052, 2268, 2388, 2394, 2430, 2565, 2660, 2786, 2835, 2985, 3078, 3402, 3420, 3582, 3591, 3780, 3781, 3980, 3990, 4179, 4617, 4788, 4860, 5130, 5373, 5572, 5670, 5970, 5985, 6156, 6804, 6965, 7164, 7182, 7562, 7695, 7980, 8358, 8505, 8955, 9234, 10260, 10746, 10773, 11340, 11343, 11940, 11970, 12537, 13930, 14364, 15124, 15390, 16119, 16716, 17010, 17910, 17955, 18468, 18905, 20895, 21492, 21546, 22686, 23085, 23940, 25074, 26467, 26865, 27860, 30780, 32238, 32319, 34020, 34029, 35820, 35910, 37611, 37810, 41790, 43092, 45372, 46170, 48357, 50148, 52934, 53730, 53865, 56715, 62685, 64476, 64638, 68058, 71820, 75222, 75620, 79401, 80595, 83580, 92340, 96714, 102087, 105868, 107460, 107730, 112833, 113430, 125370, 129276, 132335, 136116, 150444, 158802, 161190, 161595, 170145, 188055, 193428, 204174, 215460, 225666, 226860, 238203, 241785, 250740, 264670, 306261, 317604, 322380, 323190, 338499, 340290, 376110, 397005, 408348, 451332, 476406, 483570, 510435, 529340, 564165, 612522, 646380, 676998, 680580, 714609, 752220, 794010, 918783, 952812, 967140, 1020870, 1128330, 1191015, 1225044, 1353996, 1429218, 1531305, 1588020, 1692495, 1837566, 2041740, 2143827, 2256660, 2382030, 2858436, 3062610, 3384990, 3573045, 3675132, 4287654, 4593915, 4764060, 6125220, 6431481, 6769980, 7146090, 8575308, 9187830, 10719135, 12862962, 14292180, 18375660, 21438270, 25725924, 32157405, 42876540, 64314810, 128629620]

約数ペア:

[(1, 128629620), (2, 64314810), (3, 42876540), (4, 32157405), (5, 25725924), (6, 21438270), (7, 18375660), (9, 14292180), (10, 12862962), (12, 10719135), (14, 9187830), (15, 8575308), (18, 7146090), (19, 6769980), (20, 6431481), (21, 6125220), (27, 4764060), (28, 4593915), (30, 4287654), (35, 3675132), (36, 3573045), (38, 3384990), (42, 3062610), (45, 2858436), (54, 2382030), (57, 2256660), (60, 2143827), (63, 2041740), (70, 1837566), (76, 1692495), (81, 1588020), (84, 1531305), (90, 1429218), (95, 1353996), (105, 1225044), (108, 1191015), (114, 1128330), (126, 1020870), (133, 967140), (135, 952812), (140, 918783), (162, 794010), (171, 752220), (180, 714609), (189, 680580), (190, 676998), (199, 646380), (210, 612522), (228, 564165), (243, 529340), (252, 510435), (266, 483570), (270, 476406), (285, 451332), (315, 408348), (324, 397005), (342, 376110), (378, 340290), (380, 338499), (398, 323190), (399, 322380), (405, 317604), (420, 306261), (486, 264670), (513, 250740), (532, 241785), (540, 238203), (567, 226860), (570, 225666), (597, 215460), (630, 204174), (665, 193428), (684, 188055), (756, 170145), (796, 161595), (798, 161190), (810, 158802), (855, 150444), (945, 136116), (972, 132335), (995, 129276), (1026, 125370), (1134, 113430), (1140, 112833), (1194, 107730), (1197, 107460), (1215, 105868), (1260, 102087), (1330, 96714), (1393, 92340), (1539, 83580), (1596, 80595), (1620, 79401), (1701, 75620), (1710, 75222), (1791, 71820), (1890, 68058), (1990, 64638), (1995, 64476), (2052, 62685), (2268, 56715), (2388, 53865), (2394, 53730), (2430, 52934), (2565, 50148), (2660, 48357), (2786, 46170), (2835, 45372), (2985, 43092), (3078, 41790), (3402, 37810), (3420, 37611), (3582, 35910), (3591, 35820), (3780, 34029), (3781, 34020), (3980, 32319), (3990, 32238), (4179, 30780), (4617, 27860), (4788, 26865), (4860, 26467), (5130, 25074), (5373, 23940), (5572, 23085), (5670, 22686), (5970, 21546), (5985, 21492), (6156, 20895), (6804, 18905), (6965, 18468), (7164, 17955), (7182, 17910), (7562, 17010), (7695, 16716), (7980, 16119), (8358, 15390), (8505, 15124), (8955, 14364), (9234, 13930), (10260, 12537), (10746, 11970), (10773, 11940), (11340, 11343)]