72318900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 223985664

約数和(自身を除く): 151666764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 47, 50, 60, 69, 75, 92, 94, 100, 115, 138, 141, 150, 188, 223, 230, 235, 276, 282, 300, 345, 446, 460, 470, 564, 575, 669, 690, 705, 892, 940, 1081, 1115, 1150, 1175, 1338, 1380, 1410, 1725, 2162, 2230, 2300, 2350, 2676, 2820, 3243, 3345, 3450, 3525, 4324, 4460, 4700, 5129, 5405, 5575, 6486, 6690, 6900, 7050, 10258, 10481, 10810, 11150, 12972, 13380, 14100, 15387, 16215, 16725, 20516, 20962, 21620, 22300, 25645, 27025, 30774, 31443, 32430, 33450, 41924, 51290, 52405, 54050, 61548, 62886, 64860, 66900, 76935, 81075, 102580, 104810, 108100, 125772, 128225, 153870, 157215, 162150, 209620, 241063, 256450, 262025, 307740, 314430, 324300, 384675, 482126, 512900, 524050, 628860, 723189, 769350, 786075, 964252, 1048100, 1205315, 1446378, 1538700, 1572150, 2410630, 2892756, 3144300, 3615945, 4821260, 6026575, 7231890, 12053150, 14463780, 18079725, 24106300, 36159450, 72318900]

約数ペア:

[(1, 72318900), (2, 36159450), (3, 24106300), (4, 18079725), (5, 14463780), (6, 12053150), (10, 7231890), (12, 6026575), (15, 4821260), (20, 3615945), (23, 3144300), (25, 2892756), (30, 2410630), (46, 1572150), (47, 1538700), (50, 1446378), (60, 1205315), (69, 1048100), (75, 964252), (92, 786075), (94, 769350), (100, 723189), (115, 628860), (138, 524050), (141, 512900), (150, 482126), (188, 384675), (223, 324300), (230, 314430), (235, 307740), (276, 262025), (282, 256450), (300, 241063), (345, 209620), (446, 162150), (460, 157215), (470, 153870), (564, 128225), (575, 125772), (669, 108100), (690, 104810), (705, 102580), (892, 81075), (940, 76935), (1081, 66900), (1115, 64860), (1150, 62886), (1175, 61548), (1338, 54050), (1380, 52405), (1410, 51290), (1725, 41924), (2162, 33450), (2230, 32430), (2300, 31443), (2350, 30774), (2676, 27025), (2820, 25645), (3243, 22300), (3345, 21620), (3450, 20962), (3525, 20516), (4324, 16725), (4460, 16215), (4700, 15387), (5129, 14100), (5405, 13380), (5575, 12972), (6486, 11150), (6690, 10810), (6900, 10481), (7050, 10258)]