15813840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{9413}}^1$

素因数の和:9436

約数の個数: 80

約数和(自身を含む): 56032128

約数和(自身を除く): 40218288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 9413, 18826, 28239, 37652, 47065, 56478, 65891, 75304, 94130, 112956, 131782, 141195, 150608, 188260, 197673, 225912, 263564, 282390, 329455, 376520, 395346, 451824, 527128, 564780, 658910, 753040, 790692, 988365, 1054256, 1129560, 1317820, 1581384, 1976730, 2259120, 2635640, 3162768, 3953460, 5271280, 7906920, 15813840]

約数ペア:

[(1, 15813840), (2, 7906920), (3, 5271280), (4, 3953460), (5, 3162768), (6, 2635640), (7, 2259120), (8, 1976730), (10, 1581384), (12, 1317820), (14, 1129560), (15, 1054256), (16, 988365), (20, 790692), (21, 753040), (24, 658910), (28, 564780), (30, 527128), (35, 451824), (40, 395346), (42, 376520), (48, 329455), (56, 282390), (60, 263564), (70, 225912), (80, 197673), (84, 188260), (105, 150608), (112, 141195), (120, 131782), (140, 112956), (168, 94130), (210, 75304), (240, 65891), (280, 56478), (336, 47065), (420, 37652), (560, 28239), (840, 18826), (1680, 9413)]