320924240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3391}}^1$

素因数の和:3437

約数の個数: 120

約数和(自身を含む): 923655168

約数和(自身を除く): 602730928

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, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 560, 676, 728, 845, 910, 1040, 1183, 1352, 1456, 1690, 1820, 2366, 2704, 3380, 3391, 3640, 4732, 5915, 6760, 6782, 7280, 9464, 11830, 13520, 13564, 16955, 18928, 23660, 23737, 27128, 33910, 44083, 47320, 47474, 54256, 67820, 88166, 94640, 94948, 118685, 135640, 176332, 189896, 220415, 237370, 271280, 308581, 352664, 379792, 440830, 474740, 573079, 617162, 705328, 881660, 949480, 1146158, 1234324, 1542905, 1763320, 1898960, 2292316, 2468648, 2865395, 3085810, 3526640, 4011553, 4584632, 4937296, 5730790, 6171620, 8023106, 9169264, 11461580, 12343240, 16046212, 20057765, 22923160, 24686480, 32092424, 40115530, 45846320, 64184848, 80231060, 160462120, 320924240]

約数ペア:

[(1, 320924240), (2, 160462120), (4, 80231060), (5, 64184848), (7, 45846320), (8, 40115530), (10, 32092424), (13, 24686480), (14, 22923160), (16, 20057765), (20, 16046212), (26, 12343240), (28, 11461580), (35, 9169264), (40, 8023106), (52, 6171620), (56, 5730790), (65, 4937296), (70, 4584632), (80, 4011553), (91, 3526640), (104, 3085810), (112, 2865395), (130, 2468648), (140, 2292316), (169, 1898960), (182, 1763320), (208, 1542905), (260, 1234324), (280, 1146158), (338, 949480), (364, 881660), (455, 705328), (520, 617162), (560, 573079), (676, 474740), (728, 440830), (845, 379792), (910, 352664), (1040, 308581), (1183, 271280), (1352, 237370), (1456, 220415), (1690, 189896), (1820, 176332), (2366, 135640), (2704, 118685), (3380, 94948), (3391, 94640), (3640, 88166), (4732, 67820), (5915, 54256), (6760, 47474), (6782, 47320), (7280, 44083), (9464, 33910), (11830, 27128), (13520, 23737), (13564, 23660), (16955, 18928)]