309045250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 612997632

約数和(自身を除く): 303952382

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 125, 142, 230, 250, 355, 575, 710, 757, 1150, 1514, 1633, 1775, 2875, 3266, 3550, 3785, 5750, 7570, 8165, 8875, 16330, 17411, 17750, 18925, 34822, 37850, 40825, 53747, 81650, 87055, 94625, 107494, 174110, 189250, 204125, 268735, 408250, 435275, 537470, 870550, 1236181, 1343675, 2176375, 2472362, 2687350, 4352750, 6180905, 6718375, 12361810, 13436750, 30904525, 61809050, 154522625, 309045250]

約数ペア:

[(1, 309045250), (2, 154522625), (5, 61809050), (10, 30904525), (23, 13436750), (25, 12361810), (46, 6718375), (50, 6180905), (71, 4352750), (115, 2687350), (125, 2472362), (142, 2176375), (230, 1343675), (250, 1236181), (355, 870550), (575, 537470), (710, 435275), (757, 408250), (1150, 268735), (1514, 204125), (1633, 189250), (1775, 174110), (2875, 107494), (3266, 94625), (3550, 87055), (3785, 81650), (5750, 53747), (7570, 40825), (8165, 37850), (8875, 34822), (16330, 18925), (17411, 17750)]