2051222280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{1933}}^1$

素因数の和:2223

約数の個数: 128

約数和(自身を含む): 6349708800

約数和(自身を除く): 4298486520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 239, 296, 370, 444, 478, 555, 717, 740, 888, 956, 1110, 1195, 1434, 1480, 1912, 1933, 2220, 2390, 2868, 3585, 3866, 4440, 4780, 5736, 5799, 7170, 7732, 8843, 9560, 9665, 11598, 14340, 15464, 17686, 19330, 23196, 26529, 28680, 28995, 35372, 38660, 44215, 46392, 53058, 57990, 70744, 71521, 77320, 88430, 106116, 115980, 132645, 143042, 176860, 212232, 214563, 231960, 265290, 286084, 353720, 357605, 429126, 461987, 530580, 572168, 715210, 858252, 923974, 1061160, 1072815, 1385961, 1430420, 1716504, 1847948, 2145630, 2309935, 2771922, 2860840, 3695896, 4291260, 4619870, 5543844, 6929805, 8582520, 9239740, 11087688, 13859610, 17093519, 18479480, 27719220, 34187038, 51280557, 55438440, 68374076, 85467595, 102561114, 136748152, 170935190, 205122228, 256402785, 341870380, 410244456, 512805570, 683740760, 1025611140, 2051222280]

約数ペア:

[(1, 2051222280), (2, 1025611140), (3, 683740760), (4, 512805570), (5, 410244456), (6, 341870380), (8, 256402785), (10, 205122228), (12, 170935190), (15, 136748152), (20, 102561114), (24, 85467595), (30, 68374076), (37, 55438440), (40, 51280557), (60, 34187038), (74, 27719220), (111, 18479480), (120, 17093519), (148, 13859610), (185, 11087688), (222, 9239740), (239, 8582520), (296, 6929805), (370, 5543844), (444, 4619870), (478, 4291260), (555, 3695896), (717, 2860840), (740, 2771922), (888, 2309935), (956, 2145630), (1110, 1847948), (1195, 1716504), (1434, 1430420), (1480, 1385961), (1912, 1072815), (1933, 1061160), (2220, 923974), (2390, 858252), (2868, 715210), (3585, 572168), (3866, 530580), (4440, 461987), (4780, 429126), (5736, 357605), (5799, 353720), (7170, 286084), (7732, 265290), (8843, 231960), (9560, 214563), (9665, 212232), (11598, 176860), (14340, 143042), (15464, 132645), (17686, 115980), (19330, 106116), (23196, 88430), (26529, 77320), (28680, 71521), (28995, 70744), (35372, 57990), (38660, 53058), (44215, 46392)]