249984180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23539}}^1$

素因数の和:23613

約数の個数: 72

約数和(自身を含む): 771170400

約数和(自身を除く): 521186220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 23539, 47078, 70617, 94156, 117695, 141234, 211851, 235390, 282468, 353085, 423702, 470780, 706170, 847404, 1059255, 1388801, 1412340, 2118510, 2777602, 4166403, 4237020, 5555204, 6944005, 8332806, 12499209, 13888010, 16665612, 20832015, 24998418, 27776020, 41664030, 49996836, 62496045, 83328060, 124992090, 249984180]

約数ペア:

[(1, 249984180), (2, 124992090), (3, 83328060), (4, 62496045), (5, 49996836), (6, 41664030), (9, 27776020), (10, 24998418), (12, 20832015), (15, 16665612), (18, 13888010), (20, 12499209), (30, 8332806), (36, 6944005), (45, 5555204), (59, 4237020), (60, 4166403), (90, 2777602), (118, 2118510), (177, 1412340), (180, 1388801), (236, 1059255), (295, 847404), (354, 706170), (531, 470780), (590, 423702), (708, 353085), (885, 282468), (1062, 235390), (1180, 211851), (1770, 141234), (2124, 117695), (2655, 94156), (3540, 70617), (5310, 47078), (10620, 23539)]