675761520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{402239}}^1$

素因数の和:402262

約数の個数: 80

約数和(自身を含む): 2394132480

約数和(自身を除く): 1718370960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 402239, 804478, 1206717, 1608956, 2011195, 2413434, 2815673, 3217912, 4022390, 4826868, 5631346, 6033585, 6435824, 8044780, 8447019, 9653736, 11262692, 12067170, 14078365, 16089560, 16894038, 19307472, 22525384, 24134340, 28156730, 32179120, 33788076, 42235095, 45050768, 48268680, 56313460, 67576152, 84470190, 96537360, 112626920, 135152304, 168940380, 225253840, 337880760, 675761520]

約数ペア:

[(1, 675761520), (2, 337880760), (3, 225253840), (4, 168940380), (5, 135152304), (6, 112626920), (7, 96537360), (8, 84470190), (10, 67576152), (12, 56313460), (14, 48268680), (15, 45050768), (16, 42235095), (20, 33788076), (21, 32179120), (24, 28156730), (28, 24134340), (30, 22525384), (35, 19307472), (40, 16894038), (42, 16089560), (48, 14078365), (56, 12067170), (60, 11262692), (70, 9653736), (80, 8447019), (84, 8044780), (105, 6435824), (112, 6033585), (120, 5631346), (140, 4826868), (168, 4022390), (210, 3217912), (240, 2815673), (280, 2413434), (336, 2011195), (420, 1608956), (560, 1206717), (840, 804478), (1680, 402239)]