308570220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{244897}}^1$

素因数の和:244919

約数の個数: 72

約数和(自身を含む): 1069714464

約数和(自身を除く): 761144244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 244897, 489794, 734691, 979588, 1224485, 1469382, 1714279, 2204073, 2448970, 2938764, 3428558, 3673455, 4408146, 4897940, 5142837, 6857116, 7346910, 8571395, 8816292, 10285674, 11020365, 14693820, 15428511, 17142790, 20571348, 22040730, 25714185, 30857022, 34285580, 44081460, 51428370, 61714044, 77142555, 102856740, 154285110, 308570220]

約数ペア:

[(1, 308570220), (2, 154285110), (3, 102856740), (4, 77142555), (5, 61714044), (6, 51428370), (7, 44081460), (9, 34285580), (10, 30857022), (12, 25714185), (14, 22040730), (15, 20571348), (18, 17142790), (20, 15428511), (21, 14693820), (28, 11020365), (30, 10285674), (35, 8816292), (36, 8571395), (42, 7346910), (45, 6857116), (60, 5142837), (63, 4897940), (70, 4408146), (84, 3673455), (90, 3428558), (105, 2938764), (126, 2448970), (140, 2204073), (180, 1714279), (210, 1469382), (252, 1224485), (315, 979588), (420, 734691), (630, 489794), (1260, 244897)]