42406140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3257}}^1$

素因数の和:3307

約数の個数: 96

約数和(自身を含む): 140120064

約数和(自身を除く): 97713924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 3257, 4340, 6510, 6514, 9771, 13020, 13028, 16285, 19542, 22799, 32570, 39084, 45598, 48855, 65140, 68397, 91196, 97710, 100967, 113995, 136794, 195420, 201934, 227990, 273588, 302901, 341985, 403868, 455980, 504835, 605802, 683970, 706769, 1009670, 1211604, 1367940, 1413538, 1514505, 2019340, 2120307, 2827076, 3029010, 3533845, 4240614, 6058020, 7067690, 8481228, 10601535, 14135380, 21203070, 42406140]

約数ペア:

[(1, 42406140), (2, 21203070), (3, 14135380), (4, 10601535), (5, 8481228), (6, 7067690), (7, 6058020), (10, 4240614), (12, 3533845), (14, 3029010), (15, 2827076), (20, 2120307), (21, 2019340), (28, 1514505), (30, 1413538), (31, 1367940), (35, 1211604), (42, 1009670), (60, 706769), (62, 683970), (70, 605802), (84, 504835), (93, 455980), (105, 403868), (124, 341985), (140, 302901), (155, 273588), (186, 227990), (210, 201934), (217, 195420), (310, 136794), (372, 113995), (420, 100967), (434, 97710), (465, 91196), (620, 68397), (651, 65140), (868, 48855), (930, 45598), (1085, 39084), (1302, 32570), (1860, 22799), (2170, 19542), (2604, 16285), (3255, 13028), (3257, 13020), (4340, 9771), (6510, 6514)]