157055780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3727}}^1$

素因数の和:3793

約数の個数: 72

約数和(自身を含む): 392692608

約数和(自身を除く): 235636828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 3727, 4214, 6020, 7454, 8428, 10535, 14908, 18635, 21070, 26089, 37270, 42140, 52178, 74540, 104356, 130445, 160261, 182623, 260890, 320522, 365246, 521780, 641044, 730492, 801305, 913115, 1121827, 1602610, 1826230, 2243654, 3205220, 3652460, 4487308, 5609135, 7852789, 11218270, 15705578, 22436540, 31411156, 39263945, 78527890, 157055780]

約数ペア:

[(1, 157055780), (2, 78527890), (4, 39263945), (5, 31411156), (7, 22436540), (10, 15705578), (14, 11218270), (20, 7852789), (28, 5609135), (35, 4487308), (43, 3652460), (49, 3205220), (70, 2243654), (86, 1826230), (98, 1602610), (140, 1121827), (172, 913115), (196, 801305), (215, 730492), (245, 641044), (301, 521780), (430, 365246), (490, 320522), (602, 260890), (860, 182623), (980, 160261), (1204, 130445), (1505, 104356), (2107, 74540), (3010, 52178), (3727, 42140), (4214, 37270), (6020, 26089), (7454, 21070), (8428, 18635), (10535, 14908)]