87991800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 192

約数和(自身を含む): 304668000

約数和(自身を除く): 216676200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 29, 30, 39, 40, 50, 52, 58, 60, 65, 75, 78, 87, 100, 104, 116, 120, 130, 145, 150, 156, 174, 195, 200, 232, 260, 290, 300, 312, 325, 348, 377, 389, 390, 435, 520, 580, 600, 650, 696, 725, 754, 778, 780, 870, 975, 1131, 1160, 1167, 1300, 1450, 1508, 1556, 1560, 1740, 1885, 1945, 1950, 2175, 2262, 2334, 2600, 2900, 3016, 3112, 3480, 3770, 3890, 3900, 4350, 4524, 4668, 5057, 5655, 5800, 5835, 7540, 7780, 7800, 8700, 9048, 9336, 9425, 9725, 10114, 11281, 11310, 11670, 15080, 15171, 15560, 17400, 18850, 19450, 20228, 22562, 22620, 23340, 25285, 28275, 29175, 30342, 33843, 37700, 38900, 40456, 45124, 45240, 46680, 50570, 56405, 56550, 58350, 60684, 67686, 75400, 75855, 77800, 90248, 101140, 112810, 113100, 116700, 121368, 126425, 135372, 146653, 151710, 169215, 202280, 225620, 226200, 233400, 252850, 270744, 282025, 293306, 303420, 338430, 379275, 439959, 451240, 505700, 564050, 586612, 606840, 676860, 733265, 758550, 846075, 879918, 1011400, 1128100, 1173224, 1353720, 1466530, 1517100, 1692150, 1759836, 2199795, 2256200, 2933060, 3034200, 3384300, 3519672, 3666325, 4399590, 5866120, 6768600, 7332650, 8799180, 10998975, 14665300, 17598360, 21997950, 29330600, 43995900, 87991800]

約数ペア:

[(1, 87991800), (2, 43995900), (3, 29330600), (4, 21997950), (5, 17598360), (6, 14665300), (8, 10998975), (10, 8799180), (12, 7332650), (13, 6768600), (15, 5866120), (20, 4399590), (24, 3666325), (25, 3519672), (26, 3384300), (29, 3034200), (30, 2933060), (39, 2256200), (40, 2199795), (50, 1759836), (52, 1692150), (58, 1517100), (60, 1466530), (65, 1353720), (75, 1173224), (78, 1128100), (87, 1011400), (100, 879918), (104, 846075), (116, 758550), (120, 733265), (130, 676860), (145, 606840), (150, 586612), (156, 564050), (174, 505700), (195, 451240), (200, 439959), (232, 379275), (260, 338430), (290, 303420), (300, 293306), (312, 282025), (325, 270744), (348, 252850), (377, 233400), (389, 226200), (390, 225620), (435, 202280), (520, 169215), (580, 151710), (600, 146653), (650, 135372), (696, 126425), (725, 121368), (754, 116700), (778, 113100), (780, 112810), (870, 101140), (975, 90248), (1131, 77800), (1160, 75855), (1167, 75400), (1300, 67686), (1450, 60684), (1508, 58350), (1556, 56550), (1560, 56405), (1740, 50570), (1885, 46680), (1945, 45240), (1950, 45124), (2175, 40456), (2262, 38900), (2334, 37700), (2600, 33843), (2900, 30342), (3016, 29175), (3112, 28275), (3480, 25285), (3770, 23340), (3890, 22620), (3900, 22562), (4350, 20228), (4524, 19450), (4668, 18850), (5057, 17400), (5655, 15560), (5800, 15171), (5835, 15080), (7540, 11670), (7780, 11310), (7800, 11281), (8700, 10114), (9048, 9725), (9336, 9425)]