30948820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 78236928

約数和(自身を除く): 47288108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 53, 70, 86, 97, 106, 140, 172, 194, 212, 215, 265, 301, 371, 388, 430, 485, 530, 602, 679, 742, 860, 970, 1060, 1204, 1358, 1484, 1505, 1855, 1940, 2279, 2716, 3010, 3395, 3710, 4171, 4558, 5141, 6020, 6790, 7420, 8342, 9116, 10282, 11395, 13580, 15953, 16684, 20564, 20855, 22790, 25705, 29197, 31906, 35987, 41710, 45580, 51410, 58394, 63812, 71974, 79765, 83420, 102820, 116788, 143948, 145985, 159530, 179935, 221063, 291970, 319060, 359870, 442126, 583940, 719740, 884252, 1105315, 1547441, 2210630, 3094882, 4421260, 6189764, 7737205, 15474410, 30948820]

約数ペア:

[(1, 30948820), (2, 15474410), (4, 7737205), (5, 6189764), (7, 4421260), (10, 3094882), (14, 2210630), (20, 1547441), (28, 1105315), (35, 884252), (43, 719740), (53, 583940), (70, 442126), (86, 359870), (97, 319060), (106, 291970), (140, 221063), (172, 179935), (194, 159530), (212, 145985), (215, 143948), (265, 116788), (301, 102820), (371, 83420), (388, 79765), (430, 71974), (485, 63812), (530, 58394), (602, 51410), (679, 45580), (742, 41710), (860, 35987), (970, 31906), (1060, 29197), (1204, 25705), (1358, 22790), (1484, 20855), (1505, 20564), (1855, 16684), (1940, 15953), (2279, 13580), (2716, 11395), (3010, 10282), (3395, 9116), (3710, 8342), (4171, 7420), (4558, 6790), (5141, 6020)]