851622720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68239}}^1$

素因数の和:68272

約数の個数: 112

約数和(自身を含む): 2911937280

約数和(自身を除く): 2060314560

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, 68239, 136478, 204717, 272956, 341195, 409434, 545912, 682390, 818868, 887107, 1023585, 1091824, 1364780, 1637736, 1774214, 2047170, 2183648, 2661321, 2729560, 3275472, 3548428, 4094340, 4367296, 4435535, 5322642, 5459120, 6550944, 7096856, 8188680, 8871070, 10645284, 10918240, 13101888, 13306605, 14193712, 16377360, 17742140, 21290568, 21836480, 26613210, 28387424, 32754720, 35484280, 42581136, 53226420, 56774848, 65509440, 70968560, 85162272, 106452840, 141937120, 170324544, 212905680, 283874240, 425811360, 851622720]

約数ペア:

[(1, 851622720), (2, 425811360), (3, 283874240), (4, 212905680), (5, 170324544), (6, 141937120), (8, 106452840), (10, 85162272), (12, 70968560), (13, 65509440), (15, 56774848), (16, 53226420), (20, 42581136), (24, 35484280), (26, 32754720), (30, 28387424), (32, 26613210), (39, 21836480), (40, 21290568), (48, 17742140), (52, 16377360), (60, 14193712), (64, 13306605), (65, 13101888), (78, 10918240), (80, 10645284), (96, 8871070), (104, 8188680), (120, 7096856), (130, 6550944), (156, 5459120), (160, 5322642), (192, 4435535), (195, 4367296), (208, 4094340), (240, 3548428), (260, 3275472), (312, 2729560), (320, 2661321), (390, 2183648), (416, 2047170), (480, 1774214), (520, 1637736), (624, 1364780), (780, 1091824), (832, 1023585), (960, 887107), (1040, 818868), (1248, 682390), (1560, 545912), (2080, 409434), (2496, 341195), (3120, 272956), (4160, 204717), (6240, 136478), (12480, 68239)]