490756500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8389}}^1$

素因数の和:8427

約数の個数: 144

約数和(自身を含む): 1667462160

約数和(自身を除く): 1176705660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 300, 325, 375, 390, 450, 468, 500, 585, 650, 750, 780, 900, 975, 1125, 1170, 1300, 1500, 1625, 1950, 2250, 2340, 2925, 3250, 3900, 4500, 4875, 5850, 6500, 8389, 9750, 11700, 14625, 16778, 19500, 25167, 29250, 33556, 41945, 50334, 58500, 75501, 83890, 100668, 109057, 125835, 151002, 167780, 209725, 218114, 251670, 302004, 327171, 377505, 419450, 436228, 503340, 545285, 629175, 654342, 755010, 838900, 981513, 1048625, 1090570, 1258350, 1308684, 1510020, 1635855, 1887525, 1963026, 2097250, 2181140, 2516700, 2726425, 3145875, 3271710, 3775050, 3926052, 4194500, 4907565, 5452850, 6291750, 6543420, 7550100, 8179275, 9437625, 9815130, 10905700, 12583500, 13632125, 16358550, 18875250, 19630260, 24537825, 27264250, 32717100, 37750500, 40896375, 49075650, 54528500, 81792750, 98151300, 122689125, 163585500, 245378250, 490756500]

約数ペア:

[(1, 490756500), (2, 245378250), (3, 163585500), (4, 122689125), (5, 98151300), (6, 81792750), (9, 54528500), (10, 49075650), (12, 40896375), (13, 37750500), (15, 32717100), (18, 27264250), (20, 24537825), (25, 19630260), (26, 18875250), (30, 16358550), (36, 13632125), (39, 12583500), (45, 10905700), (50, 9815130), (52, 9437625), (60, 8179275), (65, 7550100), (75, 6543420), (78, 6291750), (90, 5452850), (100, 4907565), (117, 4194500), (125, 3926052), (130, 3775050), (150, 3271710), (156, 3145875), (180, 2726425), (195, 2516700), (225, 2181140), (234, 2097250), (250, 1963026), (260, 1887525), (300, 1635855), (325, 1510020), (375, 1308684), (390, 1258350), (450, 1090570), (468, 1048625), (500, 981513), (585, 838900), (650, 755010), (750, 654342), (780, 629175), (900, 545285), (975, 503340), (1125, 436228), (1170, 419450), (1300, 377505), (1500, 327171), (1625, 302004), (1950, 251670), (2250, 218114), (2340, 209725), (2925, 167780), (3250, 151002), (3900, 125835), (4500, 109057), (4875, 100668), (5850, 83890), (6500, 75501), (8389, 58500), (9750, 50334), (11700, 41945), (14625, 33556), (16778, 29250), (19500, 25167)]