636342720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50989}}^1$

素因数の和:51022

約数の個数: 112

約数和(自身を含む): 2175845280

約数和(自身を除く): 1539502560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 50989, 101978, 152967, 203956, 254945, 305934, 407912, 509890, 611868, 662857, 764835, 815824, 1019780, 1223736, 1325714, 1529670, 1631648, 1988571, 2039560, 2447472, 2651428, 3059340, 3263296, 3314285, 3977142, 4079120, 4894944, 5302856, 6118680, 6628570, 7954284, 8158240, 9789888, 9942855, 10605712, 12237360, 13257140, 15908568, 16316480, 19885710, 21211424, 24474720, 26514280, 31817136, 39771420, 42422848, 48949440, 53028560, 63634272, 79542840, 106057120, 127268544, 159085680, 212114240, 318171360, 636342720]

約数ペア:

[(1, 636342720), (2, 318171360), (3, 212114240), (4, 159085680), (5, 127268544), (6, 106057120), (8, 79542840), (10, 63634272), (12, 53028560), (13, 48949440), (15, 42422848), (16, 39771420), (20, 31817136), (24, 26514280), (26, 24474720), (30, 21211424), (32, 19885710), (39, 16316480), (40, 15908568), (48, 13257140), (52, 12237360), (60, 10605712), (64, 9942855), (65, 9789888), (78, 8158240), (80, 7954284), (96, 6628570), (104, 6118680), (120, 5302856), (130, 4894944), (156, 4079120), (160, 3977142), (192, 3314285), (195, 3263296), (208, 3059340), (240, 2651428), (260, 2447472), (312, 2039560), (320, 1988571), (390, 1631648), (416, 1529670), (480, 1325714), (520, 1223736), (624, 1019780), (780, 815824), (832, 764835), (960, 662857), (1040, 611868), (1248, 509890), (1560, 407912), (2080, 305934), (2496, 254945), (3120, 203956), (4160, 152967), (6240, 101978), (12480, 50989)]