488771640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{193957}}^1$

素因数の和:193981

約数の個数: 96

約数和(自身を含む): 1815446880

約数和(自身を除く): 1326675240

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, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 193957, 387914, 581871, 775828, 969785, 1163742, 1357699, 1551656, 1745613, 1939570, 2327484, 2715398, 2909355, 3491226, 3879140, 4073097, 4654968, 5430796, 5818710, 6788495, 6982452, 7758280, 8146194, 8728065, 10861592, 11637420, 12219291, 13576990, 13964904, 16292388, 17456130, 20365485, 23274840, 24438582, 27153980, 32584776, 34912260, 40730970, 48877164, 54307960, 61096455, 69824520, 81461940, 97754328, 122192910, 162923880, 244385820, 488771640]

約数ペア:

[(1, 488771640), (2, 244385820), (3, 162923880), (4, 122192910), (5, 97754328), (6, 81461940), (7, 69824520), (8, 61096455), (9, 54307960), (10, 48877164), (12, 40730970), (14, 34912260), (15, 32584776), (18, 27153980), (20, 24438582), (21, 23274840), (24, 20365485), (28, 17456130), (30, 16292388), (35, 13964904), (36, 13576990), (40, 12219291), (42, 11637420), (45, 10861592), (56, 8728065), (60, 8146194), (63, 7758280), (70, 6982452), (72, 6788495), (84, 5818710), (90, 5430796), (105, 4654968), (120, 4073097), (126, 3879140), (140, 3491226), (168, 2909355), (180, 2715398), (210, 2327484), (252, 1939570), (280, 1745613), (315, 1551656), (360, 1357699), (420, 1163742), (504, 969785), (630, 775828), (840, 581871), (1260, 387914), (2520, 193957)]