1023168640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3967}}^1$

素因数の和:4030

約数の個数: 128

約数和(自身を含む): 2719825920

約数和(自身を除く): 1696657280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1612, 1664, 1984, 2015, 2080, 2480, 3224, 3967, 3968, 4030, 4160, 4960, 6448, 7934, 8060, 8320, 9920, 12896, 15868, 16120, 19835, 19840, 25792, 31736, 32240, 39670, 51571, 51584, 63472, 64480, 79340, 103142, 122977, 126944, 128960, 158680, 206284, 245954, 253888, 257855, 257920, 317360, 412568, 491908, 507776, 515710, 614885, 634720, 825136, 983816, 1031420, 1229770, 1269440, 1598701, 1650272, 1967632, 2062840, 2459540, 2538880, 3197402, 3300544, 3935264, 4125680, 4919080, 6394804, 6601088, 7870528, 7993505, 8251360, 9838160, 12789608, 15741056, 15987010, 16502720, 19676320, 25579216, 31974020, 33005440, 39352640, 51158432, 63948040, 78705280, 102316864, 127896080, 204633728, 255792160, 511584320, 1023168640]

約数ペア:

[(1, 1023168640), (2, 511584320), (4, 255792160), (5, 204633728), (8, 127896080), (10, 102316864), (13, 78705280), (16, 63948040), (20, 51158432), (26, 39352640), (31, 33005440), (32, 31974020), (40, 25579216), (52, 19676320), (62, 16502720), (64, 15987010), (65, 15741056), (80, 12789608), (104, 9838160), (124, 8251360), (128, 7993505), (130, 7870528), (155, 6601088), (160, 6394804), (208, 4919080), (248, 4125680), (260, 3935264), (310, 3300544), (320, 3197402), (403, 2538880), (416, 2459540), (496, 2062840), (520, 1967632), (620, 1650272), (640, 1598701), (806, 1269440), (832, 1229770), (992, 1031420), (1040, 983816), (1240, 825136), (1612, 634720), (1664, 614885), (1984, 515710), (2015, 507776), (2080, 491908), (2480, 412568), (3224, 317360), (3967, 257920), (3968, 257855), (4030, 253888), (4160, 245954), (4960, 206284), (6448, 158680), (7934, 128960), (8060, 126944), (8320, 122977), (9920, 103142), (12896, 79340), (15868, 64480), (16120, 63472), (19835, 51584), (19840, 51571), (25792, 39670), (31736, 32240)]