12704220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 38862096

約数和(自身を除く): 26157876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 433, 489, 652, 815, 866, 978, 1299, 1467, 1630, 1732, 1956, 2165, 2445, 2598, 2934, 3260, 3897, 4330, 4890, 5196, 5868, 6495, 7335, 7794, 8660, 9780, 12990, 14670, 15588, 19485, 25980, 29340, 38970, 70579, 77940, 141158, 211737, 282316, 352895, 423474, 635211, 705790, 846948, 1058685, 1270422, 1411580, 2117370, 2540844, 3176055, 4234740, 6352110, 12704220]

約数ペア:

[(1, 12704220), (2, 6352110), (3, 4234740), (4, 3176055), (5, 2540844), (6, 2117370), (9, 1411580), (10, 1270422), (12, 1058685), (15, 846948), (18, 705790), (20, 635211), (30, 423474), (36, 352895), (45, 282316), (60, 211737), (90, 141158), (163, 77940), (180, 70579), (326, 38970), (433, 29340), (489, 25980), (652, 19485), (815, 15588), (866, 14670), (978, 12990), (1299, 9780), (1467, 8660), (1630, 7794), (1732, 7335), (1956, 6495), (2165, 5868), (2445, 5196), (2598, 4890), (2934, 4330), (3260, 3897)]