2018655480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1\times {\mathrm{1091}}^1$

素因数の和:2029

約数の個数: 128

約数和(自身を含む): 6425153280

約数和(自身を除く): 4406497800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 907, 1020, 1091, 1814, 2040, 2182, 2721, 3273, 3628, 4364, 4535, 5442, 5455, 6546, 7256, 8728, 9070, 10884, 10910, 13092, 13605, 15419, 16365, 18140, 18547, 21768, 21820, 26184, 27210, 30838, 32730, 36280, 37094, 43640, 46257, 54420, 55641, 61676, 65460, 74188, 77095, 92514, 92735, 108840, 111282, 123352, 130920, 148376, 154190, 185028, 185470, 222564, 231285, 278205, 308380, 370056, 370940, 445128, 462570, 556410, 616760, 741880, 925140, 989537, 1112820, 1850280, 1979074, 2225640, 2968611, 3958148, 4947685, 5937222, 7916296, 9895370, 11874444, 14843055, 16822129, 19790740, 23748888, 29686110, 33644258, 39581480, 50466387, 59372220, 67288516, 84110645, 100932774, 118744440, 134577032, 168221290, 201865548, 252331935, 336442580, 403731096, 504663870, 672885160, 1009327740, 2018655480]

約数ペア:

[(1, 2018655480), (2, 1009327740), (3, 672885160), (4, 504663870), (5, 403731096), (6, 336442580), (8, 252331935), (10, 201865548), (12, 168221290), (15, 134577032), (17, 118744440), (20, 100932774), (24, 84110645), (30, 67288516), (34, 59372220), (40, 50466387), (51, 39581480), (60, 33644258), (68, 29686110), (85, 23748888), (102, 19790740), (120, 16822129), (136, 14843055), (170, 11874444), (204, 9895370), (255, 7916296), (340, 5937222), (408, 4947685), (510, 3958148), (680, 2968611), (907, 2225640), (1020, 1979074), (1091, 1850280), (1814, 1112820), (2040, 989537), (2182, 925140), (2721, 741880), (3273, 616760), (3628, 556410), (4364, 462570), (4535, 445128), (5442, 370940), (5455, 370056), (6546, 308380), (7256, 278205), (8728, 231285), (9070, 222564), (10884, 185470), (10910, 185028), (13092, 154190), (13605, 148376), (15419, 130920), (16365, 123352), (18140, 111282), (18547, 108840), (21768, 92735), (21820, 92514), (26184, 77095), (27210, 74188), (30838, 65460), (32730, 61676), (36280, 55641), (37094, 54420), (43640, 46257)]