290503980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{124147}}^1$

素因数の和:124175

約数の個数: 72

約数和(自身を含む): 948987312

約数和(自身を除く): 658483332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 124147, 248294, 372441, 496588, 620735, 744882, 1117323, 1241470, 1489764, 1613911, 1862205, 2234646, 2482940, 3227822, 3724410, 4469292, 4841733, 5586615, 6455644, 7448820, 8069555, 9683466, 11173230, 14525199, 16139110, 19366932, 22346460, 24208665, 29050398, 32278220, 48417330, 58100796, 72625995, 96834660, 145251990, 290503980]

約数ペア:

[(1, 290503980), (2, 145251990), (3, 96834660), (4, 72625995), (5, 58100796), (6, 48417330), (9, 32278220), (10, 29050398), (12, 24208665), (13, 22346460), (15, 19366932), (18, 16139110), (20, 14525199), (26, 11173230), (30, 9683466), (36, 8069555), (39, 7448820), (45, 6455644), (52, 5586615), (60, 4841733), (65, 4469292), (78, 3724410), (90, 3227822), (117, 2482940), (130, 2234646), (156, 1862205), (180, 1613911), (195, 1489764), (234, 1241470), (260, 1117323), (390, 744882), (468, 620735), (585, 496588), (780, 372441), (1170, 248294), (2340, 124147)]