78898680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 296524800

約数和(自身を除く): 217626120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 131, 140, 168, 180, 210, 239, 252, 262, 280, 315, 360, 393, 420, 478, 504, 524, 630, 655, 717, 786, 840, 917, 956, 1048, 1179, 1195, 1260, 1310, 1434, 1572, 1673, 1834, 1912, 1965, 2151, 2358, 2390, 2520, 2620, 2751, 2868, 3144, 3346, 3585, 3668, 3930, 4302, 4585, 4716, 4780, 5019, 5240, 5502, 5736, 5895, 6692, 7170, 7336, 7860, 8253, 8365, 8604, 9170, 9432, 9560, 10038, 10755, 11004, 11790, 13384, 13755, 14340, 15057, 15720, 16506, 16730, 17208, 18340, 20076, 21510, 22008, 23580, 25095, 27510, 28680, 30114, 31309, 33012, 33460, 36680, 40152, 41265, 43020, 47160, 50190, 55020, 60228, 62618, 66024, 66920, 75285, 82530, 86040, 93927, 100380, 110040, 120456, 125236, 150570, 156545, 165060, 187854, 200760, 219163, 250472, 281781, 301140, 313090, 330120, 375708, 438326, 469635, 563562, 602280, 626180, 657489, 751416, 876652, 939270, 1095815, 1127124, 1252360, 1314978, 1408905, 1753304, 1878540, 1972467, 2191630, 2254248, 2629956, 2817810, 3287445, 3757080, 3944934, 4383260, 5259912, 5635620, 6574890, 7889868, 8766520, 9862335, 11271240, 13149780, 15779736, 19724670, 26299560, 39449340, 78898680]

約数ペア:

[(1, 78898680), (2, 39449340), (3, 26299560), (4, 19724670), (5, 15779736), (6, 13149780), (7, 11271240), (8, 9862335), (9, 8766520), (10, 7889868), (12, 6574890), (14, 5635620), (15, 5259912), (18, 4383260), (20, 3944934), (21, 3757080), (24, 3287445), (28, 2817810), (30, 2629956), (35, 2254248), (36, 2191630), (40, 1972467), (42, 1878540), (45, 1753304), (56, 1408905), (60, 1314978), (63, 1252360), (70, 1127124), (72, 1095815), (84, 939270), (90, 876652), (105, 751416), (120, 657489), (126, 626180), (131, 602280), (140, 563562), (168, 469635), (180, 438326), (210, 375708), (239, 330120), (252, 313090), (262, 301140), (280, 281781), (315, 250472), (360, 219163), (393, 200760), (420, 187854), (478, 165060), (504, 156545), (524, 150570), (630, 125236), (655, 120456), (717, 110040), (786, 100380), (840, 93927), (917, 86040), (956, 82530), (1048, 75285), (1179, 66920), (1195, 66024), (1260, 62618), (1310, 60228), (1434, 55020), (1572, 50190), (1673, 47160), (1834, 43020), (1912, 41265), (1965, 40152), (2151, 36680), (2358, 33460), (2390, 33012), (2520, 31309), (2620, 30114), (2751, 28680), (2868, 27510), (3144, 25095), (3346, 23580), (3585, 22008), (3668, 21510), (3930, 20076), (4302, 18340), (4585, 17208), (4716, 16730), (4780, 16506), (5019, 15720), (5240, 15057), (5502, 14340), (5736, 13755), (5895, 13384), (6692, 11790), (7170, 11004), (7336, 10755), (7860, 10038), (8253, 9560), (8365, 9432), (8604, 9170)]