131644240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 382475520

約数和(自身を除く): 250831280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 107, 112, 130, 140, 169, 182, 208, 214, 260, 280, 338, 364, 428, 455, 520, 535, 560, 676, 728, 749, 845, 856, 910, 1040, 1070, 1183, 1352, 1391, 1456, 1498, 1690, 1712, 1820, 2140, 2197, 2366, 2704, 2782, 2996, 3380, 3640, 3745, 4280, 4394, 4732, 5564, 5915, 5992, 6760, 6955, 7280, 7490, 8560, 8788, 9464, 9737, 10985, 11128, 11830, 11984, 13520, 13910, 14980, 15379, 17576, 18083, 18928, 19474, 21970, 22256, 23660, 27820, 29960, 30758, 35152, 36166, 38948, 43940, 47320, 48685, 55640, 59920, 61516, 72332, 76895, 77896, 87880, 90415, 94640, 97370, 111280, 123032, 126581, 144664, 153790, 155792, 175760, 180830, 194740, 235079, 246064, 253162, 289328, 307580, 361660, 389480, 470158, 506324, 615160, 632905, 723320, 778960, 940316, 1012648, 1175395, 1230320, 1265810, 1446640, 1645553, 1880632, 2025296, 2350790, 2531620, 3291106, 3761264, 4701580, 5063240, 6582212, 8227765, 9403160, 10126480, 13164424, 16455530, 18806320, 26328848, 32911060, 65822120, 131644240]

約数ペア:

[(1, 131644240), (2, 65822120), (4, 32911060), (5, 26328848), (7, 18806320), (8, 16455530), (10, 13164424), (13, 10126480), (14, 9403160), (16, 8227765), (20, 6582212), (26, 5063240), (28, 4701580), (35, 3761264), (40, 3291106), (52, 2531620), (56, 2350790), (65, 2025296), (70, 1880632), (80, 1645553), (91, 1446640), (104, 1265810), (107, 1230320), (112, 1175395), (130, 1012648), (140, 940316), (169, 778960), (182, 723320), (208, 632905), (214, 615160), (260, 506324), (280, 470158), (338, 389480), (364, 361660), (428, 307580), (455, 289328), (520, 253162), (535, 246064), (560, 235079), (676, 194740), (728, 180830), (749, 175760), (845, 155792), (856, 153790), (910, 144664), (1040, 126581), (1070, 123032), (1183, 111280), (1352, 97370), (1391, 94640), (1456, 90415), (1498, 87880), (1690, 77896), (1712, 76895), (1820, 72332), (2140, 61516), (2197, 59920), (2366, 55640), (2704, 48685), (2782, 47320), (2996, 43940), (3380, 38948), (3640, 36166), (3745, 35152), (4280, 30758), (4394, 29960), (4732, 27820), (5564, 23660), (5915, 22256), (5992, 21970), (6760, 19474), (6955, 18928), (7280, 18083), (7490, 17576), (8560, 15379), (8788, 14980), (9464, 13910), (9737, 13520), (10985, 11984), (11128, 11830)]