321900540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4637}}^1$

素因数の和:4751

約数の個数: 96

約数和(自身を含む): 981771840

約数和(自身を除く): 659871300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 89, 130, 156, 178, 195, 260, 267, 356, 390, 445, 534, 780, 890, 1068, 1157, 1335, 1780, 2314, 2670, 3471, 4628, 4637, 5340, 5785, 6942, 9274, 11570, 13884, 13911, 17355, 18548, 23140, 23185, 27822, 34710, 46370, 55644, 60281, 69420, 69555, 92740, 120562, 139110, 180843, 241124, 278220, 301405, 361686, 412693, 602810, 723372, 825386, 904215, 1205620, 1238079, 1650772, 1808430, 2063465, 2476158, 3616860, 4126930, 4952316, 5365009, 6190395, 8253860, 10730018, 12380790, 16095027, 21460036, 24761580, 26825045, 32190054, 53650090, 64380108, 80475135, 107300180, 160950270, 321900540]

約数ペア:

[(1, 321900540), (2, 160950270), (3, 107300180), (4, 80475135), (5, 64380108), (6, 53650090), (10, 32190054), (12, 26825045), (13, 24761580), (15, 21460036), (20, 16095027), (26, 12380790), (30, 10730018), (39, 8253860), (52, 6190395), (60, 5365009), (65, 4952316), (78, 4126930), (89, 3616860), (130, 2476158), (156, 2063465), (178, 1808430), (195, 1650772), (260, 1238079), (267, 1205620), (356, 904215), (390, 825386), (445, 723372), (534, 602810), (780, 412693), (890, 361686), (1068, 301405), (1157, 278220), (1335, 241124), (1780, 180843), (2314, 139110), (2670, 120562), (3471, 92740), (4628, 69555), (4637, 69420), (5340, 60281), (5785, 55644), (6942, 46370), (9274, 34710), (11570, 27822), (13884, 23185), (13911, 23140), (17355, 18548)]