310853120

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3917}}^1$

素因数の和:3971

約数の個数: 80

約数和(自身を含む): 769557888

約数和(自身を除く): 458704768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3917, 3968, 4960, 7834, 7936, 9920, 15668, 15872, 19585, 19840, 31336, 39170, 39680, 62672, 78340, 79360, 121427, 125344, 156680, 242854, 250688, 313360, 485708, 501376, 607135, 626720, 971416, 1002752, 1214270, 1253440, 1942832, 2005504, 2428540, 2506880, 3885664, 4857080, 5013760, 7771328, 9714160, 10027520, 15542656, 19428320, 31085312, 38856640, 62170624, 77713280, 155426560, 310853120]

約数ペア:

[(1, 310853120), (2, 155426560), (4, 77713280), (5, 62170624), (8, 38856640), (10, 31085312), (16, 19428320), (20, 15542656), (31, 10027520), (32, 9714160), (40, 7771328), (62, 5013760), (64, 4857080), (80, 3885664), (124, 2506880), (128, 2428540), (155, 2005504), (160, 1942832), (248, 1253440), (256, 1214270), (310, 1002752), (320, 971416), (496, 626720), (512, 607135), (620, 501376), (640, 485708), (992, 313360), (1240, 250688), (1280, 242854), (1984, 156680), (2480, 125344), (2560, 121427), (3917, 79360), (3968, 78340), (4960, 62672), (7834, 39680), (7936, 39170), (9920, 31336), (15668, 19840), (15872, 19585)]