15204526820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1\times {\mathrm{2647}}^1$

素因数の和:3213

約数の個数: 96

約数和(自身を含む): 36994890240

約数和(自身を除く): 21790363420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 461, 623, 890, 922, 1246, 1780, 1844, 2305, 2492, 2647, 3115, 3227, 4610, 5294, 6230, 6454, 9220, 10588, 12460, 12908, 13235, 16135, 18529, 26470, 32270, 37058, 41029, 52940, 64540, 74116, 82058, 92645, 164116, 185290, 205145, 235583, 287203, 370580, 410290, 471166, 574406, 820580, 942332, 1148812, 1177915, 1220267, 1436015, 1649081, 2355830, 2440534, 2872030, 3298162, 4711660, 4881068, 5744060, 6101335, 6596324, 8245405, 8541869, 12202670, 16490810, 17083738, 24405340, 32981620, 34167476, 42709345, 85418690, 108603763, 170837380, 217207526, 434415052, 543018815, 760226341, 1086037630, 1520452682, 2172075260, 3040905364, 3801131705, 7602263410, 15204526820]

約数ペア:

[(1, 15204526820), (2, 7602263410), (4, 3801131705), (5, 3040905364), (7, 2172075260), (10, 1520452682), (14, 1086037630), (20, 760226341), (28, 543018815), (35, 434415052), (70, 217207526), (89, 170837380), (140, 108603763), (178, 85418690), (356, 42709345), (445, 34167476), (461, 32981620), (623, 24405340), (890, 17083738), (922, 16490810), (1246, 12202670), (1780, 8541869), (1844, 8245405), (2305, 6596324), (2492, 6101335), (2647, 5744060), (3115, 4881068), (3227, 4711660), (4610, 3298162), (5294, 2872030), (6230, 2440534), (6454, 2355830), (9220, 1649081), (10588, 1436015), (12460, 1220267), (12908, 1177915), (13235, 1148812), (16135, 942332), (18529, 820580), (26470, 574406), (32270, 471166), (37058, 410290), (41029, 370580), (52940, 287203), (64540, 235583), (74116, 205145), (82058, 185290), (92645, 164116)]