221170560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8861}}^1$

素因数の和:8896

約数の個数: 128

約数和(自身を含む): 759296160

約数和(自身を除く): 538125600

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, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 8861, 12480, 17722, 24960, 26583, 35444, 44305, 53166, 70888, 88610, 106332, 115193, 132915, 141776, 177220, 212664, 230386, 265830, 283552, 345579, 354440, 425328, 460772, 531660, 567104, 575965, 691158, 708880, 850656, 921544, 1063320, 1134208, 1151930, 1382316, 1417760, 1701312, 1727895, 1843088, 2126640, 2303860, 2764632, 2835520, 3402624, 3455790, 3686176, 4253280, 4607720, 5529264, 5671040, 6911580, 7372352, 8506560, 9215440, 11058528, 13823160, 14744704, 17013120, 18430880, 22117056, 27646320, 36861760, 44234112, 55292640, 73723520, 110585280, 221170560]

約数ペア:

[(1, 221170560), (2, 110585280), (3, 73723520), (4, 55292640), (5, 44234112), (6, 36861760), (8, 27646320), (10, 22117056), (12, 18430880), (13, 17013120), (15, 14744704), (16, 13823160), (20, 11058528), (24, 9215440), (26, 8506560), (30, 7372352), (32, 6911580), (39, 5671040), (40, 5529264), (48, 4607720), (52, 4253280), (60, 3686176), (64, 3455790), (65, 3402624), (78, 2835520), (80, 2764632), (96, 2303860), (104, 2126640), (120, 1843088), (128, 1727895), (130, 1701312), (156, 1417760), (160, 1382316), (192, 1151930), (195, 1134208), (208, 1063320), (240, 921544), (260, 850656), (312, 708880), (320, 691158), (384, 575965), (390, 567104), (416, 531660), (480, 460772), (520, 425328), (624, 354440), (640, 345579), (780, 283552), (832, 265830), (960, 230386), (1040, 212664), (1248, 177220), (1560, 141776), (1664, 132915), (1920, 115193), (2080, 106332), (2496, 88610), (3120, 70888), (4160, 53166), (4992, 44305), (6240, 35444), (8320, 26583), (8861, 24960), (12480, 17722)]