78318090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3119}}^1$

素因数の和:3169

約数の個数: 80

約数和(自身を含む): 217451520

約数和(自身を除く): 139133430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 810, 837, 930, 1395, 1674, 2511, 2790, 3119, 4185, 5022, 6238, 8370, 9357, 12555, 15595, 18714, 25110, 28071, 31190, 46785, 56142, 84213, 93570, 96689, 140355, 168426, 193378, 252639, 280710, 290067, 421065, 483445, 505278, 580134, 842130, 870201, 966890, 1263195, 1450335, 1740402, 2526390, 2610603, 2900670, 4351005, 5221206, 7831809, 8702010, 13053015, 15663618, 26106030, 39159045, 78318090]

約数ペア:

[(1, 78318090), (2, 39159045), (3, 26106030), (5, 15663618), (6, 13053015), (9, 8702010), (10, 7831809), (15, 5221206), (18, 4351005), (27, 2900670), (30, 2610603), (31, 2526390), (45, 1740402), (54, 1450335), (62, 1263195), (81, 966890), (90, 870201), (93, 842130), (135, 580134), (155, 505278), (162, 483445), (186, 421065), (270, 290067), (279, 280710), (310, 252639), (405, 193378), (465, 168426), (558, 140355), (810, 96689), (837, 93570), (930, 84213), (1395, 56142), (1674, 46785), (2511, 31190), (2790, 28071), (3119, 25110), (4185, 18714), (5022, 15595), (6238, 12555), (8370, 9357)]