120995920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 296262288

約数和(自身を除く): 175266368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 592, 656, 740, 820, 997, 1480, 1517, 1640, 1994, 2960, 3034, 3280, 3988, 4985, 6068, 7585, 7976, 9970, 12136, 15170, 15952, 19940, 24272, 30340, 36889, 39880, 40877, 60680, 73778, 79760, 81754, 121360, 147556, 163508, 184445, 204385, 295112, 327016, 368890, 408770, 590224, 654032, 737780, 817540, 1475560, 1512449, 1635080, 2951120, 3024898, 3270160, 6049796, 7562245, 12099592, 15124490, 24199184, 30248980, 60497960, 120995920]

約数ペア:

[(1, 120995920), (2, 60497960), (4, 30248980), (5, 24199184), (8, 15124490), (10, 12099592), (16, 7562245), (20, 6049796), (37, 3270160), (40, 3024898), (41, 2951120), (74, 1635080), (80, 1512449), (82, 1475560), (148, 817540), (164, 737780), (185, 654032), (205, 590224), (296, 408770), (328, 368890), (370, 327016), (410, 295112), (592, 204385), (656, 184445), (740, 163508), (820, 147556), (997, 121360), (1480, 81754), (1517, 79760), (1640, 73778), (1994, 60680), (2960, 40877), (3034, 39880), (3280, 36889), (3988, 30340), (4985, 24272), (6068, 19940), (7585, 15952), (7976, 15170), (9970, 12136)]