80462880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 144

約数和(自身を含む): 278800704

約数和(自身を除く): 198337824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 787, 852, 1065, 1136, 1278, 1420, 1440, 1574, 1704, 2130, 2272, 2361, 2556, 2840, 3148, 3195, 3408, 3935, 4260, 4722, 5112, 5680, 6296, 6390, 6816, 7083, 7870, 8520, 9444, 10224, 11360, 11805, 12592, 12780, 14166, 15740, 17040, 18888, 20448, 23610, 25184, 25560, 28332, 31480, 34080, 35415, 37776, 47220, 51120, 55877, 56664, 62960, 70830, 75552, 94440, 102240, 111754, 113328, 125920, 141660, 167631, 188880, 223508, 226656, 279385, 283320, 335262, 377760, 447016, 502893, 558770, 566640, 670524, 838155, 894032, 1005786, 1117540, 1133280, 1341048, 1676310, 1788064, 2011572, 2235080, 2514465, 2682096, 3352620, 4023144, 4470160, 5028930, 5364192, 6705240, 8046288, 8940320, 10057860, 13410480, 16092576, 20115720, 26820960, 40231440, 80462880]

約数ペア:

[(1, 80462880), (2, 40231440), (3, 26820960), (4, 20115720), (5, 16092576), (6, 13410480), (8, 10057860), (9, 8940320), (10, 8046288), (12, 6705240), (15, 5364192), (16, 5028930), (18, 4470160), (20, 4023144), (24, 3352620), (30, 2682096), (32, 2514465), (36, 2235080), (40, 2011572), (45, 1788064), (48, 1676310), (60, 1341048), (71, 1133280), (72, 1117540), (80, 1005786), (90, 894032), (96, 838155), (120, 670524), (142, 566640), (144, 558770), (160, 502893), (180, 447016), (213, 377760), (240, 335262), (284, 283320), (288, 279385), (355, 226656), (360, 223508), (426, 188880), (480, 167631), (568, 141660), (639, 125920), (710, 113328), (720, 111754), (787, 102240), (852, 94440), (1065, 75552), (1136, 70830), (1278, 62960), (1420, 56664), (1440, 55877), (1574, 51120), (1704, 47220), (2130, 37776), (2272, 35415), (2361, 34080), (2556, 31480), (2840, 28332), (3148, 25560), (3195, 25184), (3408, 23610), (3935, 20448), (4260, 18888), (4722, 17040), (5112, 15740), (5680, 14166), (6296, 12780), (6390, 12592), (6816, 11805), (7083, 11360), (7870, 10224), (8520, 9444)]