620760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{739}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 2131200

約数和(自身を除く): 1510440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 739, 840, 1478, 2217, 2956, 3695, 4434, 5173, 5912, 7390, 8868, 10346, 11085, 14780, 15519, 17736, 20692, 22170, 25865, 29560, 31038, 41384, 44340, 51730, 62076, 77595, 88680, 103460, 124152, 155190, 206920, 310380, 620760]

約数ペア:

[(1, 620760), (2, 310380), (3, 206920), (4, 155190), (5, 124152), (6, 103460), (7, 88680), (8, 77595), (10, 62076), (12, 51730), (14, 44340), (15, 41384), (20, 31038), (21, 29560), (24, 25865), (28, 22170), (30, 20692), (35, 17736), (40, 15519), (42, 14780), (56, 11085), (60, 10346), (70, 8868), (84, 7390), (105, 5912), (120, 5173), (140, 4434), (168, 3695), (210, 2956), (280, 2217), (420, 1478), (739, 840)]