74920620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 218211840

約数和(自身を除く): 143291220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 71, 86, 129, 142, 172, 213, 215, 258, 284, 355, 409, 426, 430, 516, 645, 710, 818, 852, 860, 1065, 1227, 1290, 1420, 1636, 2045, 2130, 2454, 2580, 3053, 4090, 4260, 4908, 6106, 6135, 8180, 9159, 12212, 12270, 15265, 17587, 18318, 24540, 29039, 30530, 35174, 36636, 45795, 52761, 58078, 61060, 70348, 87117, 87935, 91590, 105522, 116156, 145195, 174234, 175870, 183180, 211044, 263805, 290390, 348468, 351740, 435585, 527610, 580780, 871170, 1055220, 1248677, 1742340, 2497354, 3746031, 4994708, 6243385, 7492062, 12486770, 14984124, 18730155, 24973540, 37460310, 74920620]

約数ペア:

[(1, 74920620), (2, 37460310), (3, 24973540), (4, 18730155), (5, 14984124), (6, 12486770), (10, 7492062), (12, 6243385), (15, 4994708), (20, 3746031), (30, 2497354), (43, 1742340), (60, 1248677), (71, 1055220), (86, 871170), (129, 580780), (142, 527610), (172, 435585), (213, 351740), (215, 348468), (258, 290390), (284, 263805), (355, 211044), (409, 183180), (426, 175870), (430, 174234), (516, 145195), (645, 116156), (710, 105522), (818, 91590), (852, 87935), (860, 87117), (1065, 70348), (1227, 61060), (1290, 58078), (1420, 52761), (1636, 45795), (2045, 36636), (2130, 35174), (2454, 30530), (2580, 29039), (3053, 24540), (4090, 18318), (4260, 17587), (4908, 15265), (6106, 12270), (6135, 12212), (8180, 9159)]