209864760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1091}}^1$

素因数の和:1341

約数の個数: 128

約数和(自身を含む): 723340800

約数和(自身を除く): 513476040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 229, 280, 420, 458, 687, 840, 916, 1091, 1145, 1374, 1603, 1832, 2182, 2290, 2748, 3206, 3273, 3435, 4364, 4580, 4809, 5455, 5496, 6412, 6546, 6870, 7637, 8015, 8728, 9160, 9618, 10910, 12824, 13092, 13740, 15274, 16030, 16365, 19236, 21820, 22911, 24045, 26184, 27480, 30548, 32060, 32730, 38185, 38472, 43640, 45822, 48090, 61096, 64120, 65460, 76370, 91644, 96180, 114555, 130920, 152740, 183288, 192360, 229110, 249839, 305480, 458220, 499678, 749517, 916440, 999356, 1249195, 1499034, 1748873, 1998712, 2498390, 2998068, 3497746, 3747585, 4996780, 5246619, 5996136, 6995492, 7495170, 8744365, 9993560, 10493238, 13990984, 14990340, 17488730, 20986476, 26233095, 29980680, 34977460, 41972952, 52466190, 69954920, 104932380, 209864760]

約数ペア:

[(1, 209864760), (2, 104932380), (3, 69954920), (4, 52466190), (5, 41972952), (6, 34977460), (7, 29980680), (8, 26233095), (10, 20986476), (12, 17488730), (14, 14990340), (15, 13990984), (20, 10493238), (21, 9993560), (24, 8744365), (28, 7495170), (30, 6995492), (35, 5996136), (40, 5246619), (42, 4996780), (56, 3747585), (60, 3497746), (70, 2998068), (84, 2498390), (105, 1998712), (120, 1748873), (140, 1499034), (168, 1249195), (210, 999356), (229, 916440), (280, 749517), (420, 499678), (458, 458220), (687, 305480), (840, 249839), (916, 229110), (1091, 192360), (1145, 183288), (1374, 152740), (1603, 130920), (1832, 114555), (2182, 96180), (2290, 91644), (2748, 76370), (3206, 65460), (3273, 64120), (3435, 61096), (4364, 48090), (4580, 45822), (4809, 43640), (5455, 38472), (5496, 38185), (6412, 32730), (6546, 32060), (6870, 30548), (7637, 27480), (8015, 26184), (8728, 24045), (9160, 22911), (9618, 21820), (10910, 19236), (12824, 16365), (13092, 16030), (13740, 15274)]