189916480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:744

約数の個数: 112

約数和(自身を含む): 494653824

約数和(自身を除く): 304737344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 130, 142, 160, 208, 260, 284, 320, 355, 416, 520, 568, 643, 710, 832, 923, 1040, 1136, 1286, 1420, 1846, 2080, 2272, 2572, 2840, 3215, 3692, 4160, 4544, 4615, 5144, 5680, 6430, 7384, 8359, 9230, 10288, 11360, 12860, 14768, 16718, 18460, 20576, 22720, 25720, 29536, 33436, 36920, 41152, 41795, 45653, 51440, 59072, 66872, 73840, 83590, 91306, 102880, 133744, 147680, 167180, 182612, 205760, 228265, 267488, 295360, 334360, 365224, 456530, 534976, 593489, 668720, 730448, 913060, 1186978, 1337440, 1460896, 1826120, 2373956, 2674880, 2921792, 2967445, 3652240, 4747912, 5934890, 7304480, 9495824, 11869780, 14608960, 18991648, 23739560, 37983296, 47479120, 94958240, 189916480]

約数ペア:

[(1, 189916480), (2, 94958240), (4, 47479120), (5, 37983296), (8, 23739560), (10, 18991648), (13, 14608960), (16, 11869780), (20, 9495824), (26, 7304480), (32, 5934890), (40, 4747912), (52, 3652240), (64, 2967445), (65, 2921792), (71, 2674880), (80, 2373956), (104, 1826120), (130, 1460896), (142, 1337440), (160, 1186978), (208, 913060), (260, 730448), (284, 668720), (320, 593489), (355, 534976), (416, 456530), (520, 365224), (568, 334360), (643, 295360), (710, 267488), (832, 228265), (923, 205760), (1040, 182612), (1136, 167180), (1286, 147680), (1420, 133744), (1846, 102880), (2080, 91306), (2272, 83590), (2572, 73840), (2840, 66872), (3215, 59072), (3692, 51440), (4160, 45653), (4544, 41795), (4615, 41152), (5144, 36920), (5680, 33436), (6430, 29536), (7384, 25720), (8359, 22720), (9230, 20576), (10288, 18460), (11360, 16718), (12860, 14768)]