155134140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{857}}^1$

素因数の和:1307

約数の個数: 96

約数和(自身を含む): 498161664

約数和(自身を除く): 343027524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 431, 857, 862, 1293, 1714, 1724, 2155, 2571, 2586, 3017, 3428, 4285, 4310, 5142, 5172, 5999, 6034, 6465, 8570, 8620, 9051, 10284, 11998, 12068, 12855, 12930, 15085, 17140, 17997, 18102, 23996, 25710, 25860, 29995, 30170, 35994, 36204, 45255, 51420, 59990, 60340, 71988, 89985, 90510, 119980, 179970, 181020, 359940, 369367, 738734, 1108101, 1477468, 1846835, 2216202, 2585569, 3693670, 4432404, 5171138, 5540505, 7387340, 7756707, 10342276, 11081010, 12927845, 15513414, 22162020, 25855690, 31026828, 38783535, 51711380, 77567070, 155134140]

約数ペア:

[(1, 155134140), (2, 77567070), (3, 51711380), (4, 38783535), (5, 31026828), (6, 25855690), (7, 22162020), (10, 15513414), (12, 12927845), (14, 11081010), (15, 10342276), (20, 7756707), (21, 7387340), (28, 5540505), (30, 5171138), (35, 4432404), (42, 3693670), (60, 2585569), (70, 2216202), (84, 1846835), (105, 1477468), (140, 1108101), (210, 738734), (420, 369367), (431, 359940), (857, 181020), (862, 179970), (1293, 119980), (1714, 90510), (1724, 89985), (2155, 71988), (2571, 60340), (2586, 59990), (3017, 51420), (3428, 45255), (4285, 36204), (4310, 35994), (5142, 30170), (5172, 29995), (5999, 25860), (6034, 25710), (6465, 23996), (8570, 18102), (8620, 17997), (9051, 17140), (10284, 15085), (11998, 12930), (12068, 12855)]