42408080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:385

約数の個数: 120

約数和(自身を含む): 117060216

約数和(自身を除く): 74652136

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 176, 208, 220, 242, 260, 286, 337, 440, 484, 520, 572, 605, 674, 715, 880, 968, 1040, 1144, 1210, 1348, 1430, 1573, 1685, 1936, 2288, 2420, 2696, 2860, 3146, 3370, 3707, 4381, 4840, 5392, 5720, 6292, 6740, 7414, 7865, 8762, 9680, 11440, 12584, 13480, 14828, 15730, 17524, 18535, 21905, 25168, 26960, 29656, 31460, 35048, 37070, 40777, 43810, 48191, 59312, 62920, 70096, 74140, 81554, 87620, 96382, 125840, 148280, 163108, 175240, 192764, 203885, 240955, 296560, 326216, 350480, 385528, 407770, 481910, 530101, 652432, 771056, 815540, 963820, 1060202, 1631080, 1927640, 2120404, 2650505, 3262160, 3855280, 4240808, 5301010, 8481616, 10602020, 21204040, 42408080]

約数ペア:

[(1, 42408080), (2, 21204040), (4, 10602020), (5, 8481616), (8, 5301010), (10, 4240808), (11, 3855280), (13, 3262160), (16, 2650505), (20, 2120404), (22, 1927640), (26, 1631080), (40, 1060202), (44, 963820), (52, 815540), (55, 771056), (65, 652432), (80, 530101), (88, 481910), (104, 407770), (110, 385528), (121, 350480), (130, 326216), (143, 296560), (176, 240955), (208, 203885), (220, 192764), (242, 175240), (260, 163108), (286, 148280), (337, 125840), (440, 96382), (484, 87620), (520, 81554), (572, 74140), (605, 70096), (674, 62920), (715, 59312), (880, 48191), (968, 43810), (1040, 40777), (1144, 37070), (1210, 35048), (1348, 31460), (1430, 29656), (1573, 26960), (1685, 25168), (1936, 21905), (2288, 18535), (2420, 17524), (2696, 15730), (2860, 14828), (3146, 13480), (3370, 12584), (3707, 11440), (4381, 9680), (4840, 8762), (5392, 7865), (5720, 7414), (6292, 6740)]