76307920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 192487680

約数和(自身を除く): 116179760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 239, 260, 307, 478, 520, 614, 956, 1040, 1195, 1228, 1535, 1912, 2390, 2456, 3070, 3107, 3824, 3991, 4780, 4912, 6140, 6214, 7982, 9560, 12280, 12428, 15535, 15964, 19120, 19955, 24560, 24856, 31070, 31928, 39910, 49712, 62140, 63856, 73373, 79820, 124280, 146746, 159640, 248560, 293492, 319280, 366865, 586984, 733730, 953849, 1173968, 1467460, 1907698, 2934920, 3815396, 4769245, 5869840, 7630792, 9538490, 15261584, 19076980, 38153960, 76307920]

約数ペア:

[(1, 76307920), (2, 38153960), (4, 19076980), (5, 15261584), (8, 9538490), (10, 7630792), (13, 5869840), (16, 4769245), (20, 3815396), (26, 2934920), (40, 1907698), (52, 1467460), (65, 1173968), (80, 953849), (104, 733730), (130, 586984), (208, 366865), (239, 319280), (260, 293492), (307, 248560), (478, 159640), (520, 146746), (614, 124280), (956, 79820), (1040, 73373), (1195, 63856), (1228, 62140), (1535, 49712), (1912, 39910), (2390, 31928), (2456, 31070), (3070, 24856), (3107, 24560), (3824, 19955), (3991, 19120), (4780, 15964), (4912, 15535), (6140, 12428), (6214, 12280), (7982, 9560)]