978093160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 2463436800

約数和(自身を除く): 1485343640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 131, 142, 220, 239, 262, 284, 355, 440, 478, 524, 568, 655, 710, 781, 956, 1048, 1195, 1310, 1420, 1441, 1562, 1912, 2390, 2620, 2629, 2840, 2882, 3124, 3905, 4780, 5240, 5258, 5764, 6248, 7205, 7810, 9301, 9560, 10516, 11528, 13145, 14410, 15620, 16969, 18602, 21032, 26290, 28820, 31240, 31309, 33938, 37204, 46505, 52580, 57640, 62618, 67876, 74408, 84845, 93010, 102311, 105160, 125236, 135752, 156545, 169690, 186020, 186659, 204622, 250472, 313090, 339380, 344399, 372040, 373318, 409244, 511555, 626180, 678760, 688798, 746636, 818488, 933295, 1023110, 1252360, 1377596, 1493272, 1721995, 1866590, 2046220, 2222939, 2755192, 3443990, 3733180, 4092440, 4445878, 6887980, 7466360, 8891756, 11114695, 13775960, 17783512, 22229390, 24452329, 44458780, 48904658, 88917560, 97809316, 122261645, 195618632, 244523290, 489046580, 978093160]

約数ペア:

[(1, 978093160), (2, 489046580), (4, 244523290), (5, 195618632), (8, 122261645), (10, 97809316), (11, 88917560), (20, 48904658), (22, 44458780), (40, 24452329), (44, 22229390), (55, 17783512), (71, 13775960), (88, 11114695), (110, 8891756), (131, 7466360), (142, 6887980), (220, 4445878), (239, 4092440), (262, 3733180), (284, 3443990), (355, 2755192), (440, 2222939), (478, 2046220), (524, 1866590), (568, 1721995), (655, 1493272), (710, 1377596), (781, 1252360), (956, 1023110), (1048, 933295), (1195, 818488), (1310, 746636), (1420, 688798), (1441, 678760), (1562, 626180), (1912, 511555), (2390, 409244), (2620, 373318), (2629, 372040), (2840, 344399), (2882, 339380), (3124, 313090), (3905, 250472), (4780, 204622), (5240, 186659), (5258, 186020), (5764, 169690), (6248, 156545), (7205, 135752), (7810, 125236), (9301, 105160), (9560, 102311), (10516, 93010), (11528, 84845), (13145, 74408), (14410, 67876), (15620, 62618), (16969, 57640), (18602, 52580), (21032, 46505), (26290, 37204), (28820, 33938), (31240, 31309)]