1078440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 3801600

約数和(自身を除く): 2723160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 43, 44, 55, 57, 60, 66, 76, 86, 88, 95, 110, 114, 120, 129, 132, 152, 165, 172, 190, 209, 215, 220, 228, 258, 264, 285, 330, 344, 380, 418, 430, 440, 456, 473, 516, 570, 627, 645, 660, 760, 817, 836, 860, 946, 1032, 1045, 1140, 1254, 1290, 1320, 1419, 1634, 1672, 1720, 1892, 2090, 2280, 2365, 2451, 2508, 2580, 2838, 3135, 3268, 3784, 4085, 4180, 4730, 4902, 5016, 5160, 5676, 6270, 6536, 7095, 8170, 8360, 8987, 9460, 9804, 11352, 12255, 12540, 14190, 16340, 17974, 18920, 19608, 24510, 25080, 26961, 28380, 32680, 35948, 44935, 49020, 53922, 56760, 71896, 89870, 98040, 107844, 134805, 179740, 215688, 269610, 359480, 539220, 1078440]

約数ペア:

[(1, 1078440), (2, 539220), (3, 359480), (4, 269610), (5, 215688), (6, 179740), (8, 134805), (10, 107844), (11, 98040), (12, 89870), (15, 71896), (19, 56760), (20, 53922), (22, 49020), (24, 44935), (30, 35948), (33, 32680), (38, 28380), (40, 26961), (43, 25080), (44, 24510), (55, 19608), (57, 18920), (60, 17974), (66, 16340), (76, 14190), (86, 12540), (88, 12255), (95, 11352), (110, 9804), (114, 9460), (120, 8987), (129, 8360), (132, 8170), (152, 7095), (165, 6536), (172, 6270), (190, 5676), (209, 5160), (215, 5016), (220, 4902), (228, 4730), (258, 4180), (264, 4085), (285, 3784), (330, 3268), (344, 3135), (380, 2838), (418, 2580), (430, 2508), (440, 2451), (456, 2365), (473, 2280), (516, 2090), (570, 1892), (627, 1720), (645, 1672), (660, 1634), (760, 1419), (817, 1320), (836, 1290), (860, 1254), (946, 1140), (1032, 1045)]