15171000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 128

約数和(自身を含む): 51105600

約数和(自身を除く): 35934600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 389, 390, 500, 520, 600, 650, 750, 778, 780, 975, 1000, 1167, 1300, 1500, 1556, 1560, 1625, 1945, 1950, 2334, 2600, 3000, 3112, 3250, 3890, 3900, 4668, 4875, 5057, 5835, 6500, 7780, 7800, 9336, 9725, 9750, 10114, 11670, 13000, 15171, 15560, 19450, 19500, 20228, 23340, 25285, 29175, 30342, 38900, 39000, 40456, 46680, 48625, 50570, 58350, 60684, 75855, 77800, 97250, 101140, 116700, 121368, 126425, 145875, 151710, 194500, 202280, 233400, 252850, 291750, 303420, 379275, 389000, 505700, 583500, 606840, 632125, 758550, 1011400, 1167000, 1264250, 1517100, 1896375, 2528500, 3034200, 3792750, 5057000, 7585500, 15171000]

約数ペア:

[(1, 15171000), (2, 7585500), (3, 5057000), (4, 3792750), (5, 3034200), (6, 2528500), (8, 1896375), (10, 1517100), (12, 1264250), (13, 1167000), (15, 1011400), (20, 758550), (24, 632125), (25, 606840), (26, 583500), (30, 505700), (39, 389000), (40, 379275), (50, 303420), (52, 291750), (60, 252850), (65, 233400), (75, 202280), (78, 194500), (100, 151710), (104, 145875), (120, 126425), (125, 121368), (130, 116700), (150, 101140), (156, 97250), (195, 77800), (200, 75855), (250, 60684), (260, 58350), (300, 50570), (312, 48625), (325, 46680), (375, 40456), (389, 39000), (390, 38900), (500, 30342), (520, 29175), (600, 25285), (650, 23340), (750, 20228), (778, 19500), (780, 19450), (975, 15560), (1000, 15171), (1167, 13000), (1300, 11670), (1500, 10114), (1556, 9750), (1560, 9725), (1625, 9336), (1945, 7800), (1950, 7780), (2334, 6500), (2600, 5835), (3000, 5057), (3112, 4875), (3250, 4668), (3890, 3900)]