1812904680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{2531}}^1$

素因数の和:2719

約数の個数: 128

約数和(自身を含む): 5600378880

約数和(自身を除く): 3787474200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 127, 141, 188, 235, 254, 282, 376, 381, 470, 508, 564, 635, 705, 762, 940, 1016, 1128, 1270, 1410, 1524, 1880, 1905, 2531, 2540, 2820, 3048, 3810, 5062, 5080, 5640, 5969, 7593, 7620, 10124, 11938, 12655, 15186, 15240, 17907, 20248, 23876, 25310, 29845, 30372, 35814, 37965, 47752, 50620, 59690, 60744, 71628, 75930, 89535, 101240, 118957, 119380, 143256, 151860, 179070, 237914, 238760, 303720, 321437, 356871, 358140, 475828, 594785, 642874, 713742, 716280, 951656, 964311, 1189570, 1285748, 1427484, 1607185, 1784355, 1928622, 2379140, 2571496, 2854968, 3214370, 3568710, 3857244, 4758280, 4821555, 6428740, 7137420, 7714488, 9643110, 12857480, 14274840, 15107539, 19286220, 30215078, 38572440, 45322617, 60430156, 75537695, 90645234, 120860312, 151075390, 181290468, 226613085, 302150780, 362580936, 453226170, 604301560, 906452340, 1812904680]

約数ペア:

[(1, 1812904680), (2, 906452340), (3, 604301560), (4, 453226170), (5, 362580936), (6, 302150780), (8, 226613085), (10, 181290468), (12, 151075390), (15, 120860312), (20, 90645234), (24, 75537695), (30, 60430156), (40, 45322617), (47, 38572440), (60, 30215078), (94, 19286220), (120, 15107539), (127, 14274840), (141, 12857480), (188, 9643110), (235, 7714488), (254, 7137420), (282, 6428740), (376, 4821555), (381, 4758280), (470, 3857244), (508, 3568710), (564, 3214370), (635, 2854968), (705, 2571496), (762, 2379140), (940, 1928622), (1016, 1784355), (1128, 1607185), (1270, 1427484), (1410, 1285748), (1524, 1189570), (1880, 964311), (1905, 951656), (2531, 716280), (2540, 713742), (2820, 642874), (3048, 594785), (3810, 475828), (5062, 358140), (5080, 356871), (5640, 321437), (5969, 303720), (7593, 238760), (7620, 237914), (10124, 179070), (11938, 151860), (12655, 143256), (15186, 119380), (15240, 118957), (17907, 101240), (20248, 89535), (23876, 75930), (25310, 71628), (29845, 60744), (30372, 59690), (35814, 50620), (37965, 47752)]