291258320

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 700147152

約数和(自身を除く): 408888832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 73, 80, 106, 146, 212, 265, 292, 365, 424, 530, 584, 730, 848, 941, 1060, 1168, 1460, 1882, 2120, 2920, 3764, 3869, 4240, 4705, 5840, 7528, 7738, 9410, 15056, 15476, 18820, 19345, 30952, 37640, 38690, 49873, 61904, 68693, 75280, 77380, 99746, 137386, 154760, 199492, 249365, 274772, 309520, 343465, 398984, 498730, 549544, 686930, 797968, 997460, 1099088, 1373860, 1994920, 2747720, 3640729, 3989840, 5495440, 7281458, 14562916, 18203645, 29125832, 36407290, 58251664, 72814580, 145629160, 291258320]

約数ペア:

[(1, 291258320), (2, 145629160), (4, 72814580), (5, 58251664), (8, 36407290), (10, 29125832), (16, 18203645), (20, 14562916), (40, 7281458), (53, 5495440), (73, 3989840), (80, 3640729), (106, 2747720), (146, 1994920), (212, 1373860), (265, 1099088), (292, 997460), (365, 797968), (424, 686930), (530, 549544), (584, 498730), (730, 398984), (848, 343465), (941, 309520), (1060, 274772), (1168, 249365), (1460, 199492), (1882, 154760), (2120, 137386), (2920, 99746), (3764, 77380), (3869, 75280), (4240, 68693), (4705, 61904), (5840, 49873), (7528, 38690), (7738, 37640), (9410, 30952), (15056, 19345), (15476, 18820)]