15152800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 41997312

約数和(自身を除く): 26844512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 47, 50, 52, 62, 65, 80, 94, 100, 104, 124, 130, 155, 160, 188, 200, 208, 235, 248, 260, 310, 325, 376, 400, 403, 416, 470, 496, 520, 611, 620, 650, 752, 775, 800, 806, 940, 992, 1040, 1175, 1222, 1240, 1300, 1457, 1504, 1550, 1612, 1880, 2015, 2080, 2350, 2444, 2480, 2600, 2914, 3055, 3100, 3224, 3760, 4030, 4700, 4888, 4960, 5200, 5828, 6110, 6200, 6448, 7285, 7520, 8060, 9400, 9776, 10075, 10400, 11656, 12220, 12400, 12896, 14570, 15275, 16120, 18800, 18941, 19552, 20150, 23312, 24440, 24800, 29140, 30550, 32240, 36425, 37600, 37882, 40300, 46624, 48880, 58280, 61100, 64480, 72850, 75764, 80600, 94705, 97760, 116560, 122200, 145700, 151528, 161200, 189410, 233120, 244400, 291400, 303056, 322400, 378820, 473525, 488800, 582800, 606112, 757640, 947050, 1165600, 1515280, 1894100, 3030560, 3788200, 7576400, 15152800]

約数ペア:

[(1, 15152800), (2, 7576400), (4, 3788200), (5, 3030560), (8, 1894100), (10, 1515280), (13, 1165600), (16, 947050), (20, 757640), (25, 606112), (26, 582800), (31, 488800), (32, 473525), (40, 378820), (47, 322400), (50, 303056), (52, 291400), (62, 244400), (65, 233120), (80, 189410), (94, 161200), (100, 151528), (104, 145700), (124, 122200), (130, 116560), (155, 97760), (160, 94705), (188, 80600), (200, 75764), (208, 72850), (235, 64480), (248, 61100), (260, 58280), (310, 48880), (325, 46624), (376, 40300), (400, 37882), (403, 37600), (416, 36425), (470, 32240), (496, 30550), (520, 29140), (611, 24800), (620, 24440), (650, 23312), (752, 20150), (775, 19552), (800, 18941), (806, 18800), (940, 16120), (992, 15275), (1040, 14570), (1175, 12896), (1222, 12400), (1240, 12220), (1300, 11656), (1457, 10400), (1504, 10075), (1550, 9776), (1612, 9400), (1880, 8060), (2015, 7520), (2080, 7285), (2350, 6448), (2444, 6200), (2480, 6110), (2600, 5828), (2914, 5200), (3055, 4960), (3100, 4888), (3224, 4700), (3760, 4030)]