201679984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1471}}^1$

素因数の和:1550

約数の個数: 80

約数和(自身を含む): 459970560

約数和(自身を除く): 258290576

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 176, 209, 304, 328, 418, 451, 656, 779, 836, 902, 1471, 1558, 1672, 1804, 2942, 3116, 3344, 3608, 5884, 6232, 7216, 8569, 11768, 12464, 16181, 17138, 23536, 27949, 32362, 34276, 55898, 60311, 64724, 68552, 111796, 120622, 129448, 137104, 223592, 241244, 258896, 307439, 447184, 482488, 614878, 663421, 964976, 1145909, 1229756, 1326842, 2291818, 2459512, 2653684, 4583636, 4919024, 5307368, 9167272, 10614736, 12604999, 18334544, 25209998, 50419996, 100839992, 201679984]

約数ペア:

[(1, 201679984), (2, 100839992), (4, 50419996), (8, 25209998), (11, 18334544), (16, 12604999), (19, 10614736), (22, 9167272), (38, 5307368), (41, 4919024), (44, 4583636), (76, 2653684), (82, 2459512), (88, 2291818), (152, 1326842), (164, 1229756), (176, 1145909), (209, 964976), (304, 663421), (328, 614878), (418, 482488), (451, 447184), (656, 307439), (779, 258896), (836, 241244), (902, 223592), (1471, 137104), (1558, 129448), (1672, 120622), (1804, 111796), (2942, 68552), (3116, 64724), (3344, 60311), (3608, 55898), (5884, 34276), (6232, 32362), (7216, 27949), (8569, 23536), (11768, 17138), (12464, 16181)]