740781210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:500

約数の個数: 128

約数和(自身を含む): 1978454016

約数和(自身を除く): 1237672806

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 163, 195, 215, 258, 271, 326, 390, 430, 489, 542, 559, 645, 813, 815, 978, 1118, 1290, 1355, 1626, 1630, 1677, 2119, 2445, 2710, 2795, 3354, 3523, 4065, 4238, 4890, 5590, 6357, 7009, 7046, 8130, 8385, 10569, 10595, 11653, 12714, 14018, 16770, 17615, 21027, 21138, 21190, 23306, 31785, 34959, 35045, 35230, 42054, 44173, 52845, 58265, 63570, 69918, 70090, 88346, 91117, 105135, 105690, 116530, 132519, 151489, 174795, 182234, 210270, 220865, 265038, 273351, 302978, 349590, 441730, 454467, 455585, 546702, 574249, 662595, 757445, 908934, 911170, 1148498, 1325190, 1366755, 1514890, 1722747, 1899439, 2272335, 2733510, 2871245, 3445494, 3798878, 4544670, 5698317, 5742490, 8613735, 9497195, 11396634, 17227470, 18994390, 24692707, 28491585, 49385414, 56983170, 74078121, 123463535, 148156242, 246927070, 370390605, 740781210]

約数ペア:

[(1, 740781210), (2, 370390605), (3, 246927070), (5, 148156242), (6, 123463535), (10, 74078121), (13, 56983170), (15, 49385414), (26, 28491585), (30, 24692707), (39, 18994390), (43, 17227470), (65, 11396634), (78, 9497195), (86, 8613735), (129, 5742490), (130, 5698317), (163, 4544670), (195, 3798878), (215, 3445494), (258, 2871245), (271, 2733510), (326, 2272335), (390, 1899439), (430, 1722747), (489, 1514890), (542, 1366755), (559, 1325190), (645, 1148498), (813, 911170), (815, 908934), (978, 757445), (1118, 662595), (1290, 574249), (1355, 546702), (1626, 455585), (1630, 454467), (1677, 441730), (2119, 349590), (2445, 302978), (2710, 273351), (2795, 265038), (3354, 220865), (3523, 210270), (4065, 182234), (4238, 174795), (4890, 151489), (5590, 132519), (6357, 116530), (7009, 105690), (7046, 105135), (8130, 91117), (8385, 88346), (10569, 70090), (10595, 69918), (11653, 63570), (12714, 58265), (14018, 52845), (16770, 44173), (17615, 42054), (21027, 35230), (21138, 35045), (21190, 34959), (23306, 31785)]