131895090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^2\times {\mathrm{421}}^1$

素因数の和:552

約数の個数: 72

約数和(自身を含む): 349666668

約数和(自身を除く): 217771578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 421, 531, 590, 842, 885, 1062, 1263, 1770, 2105, 2526, 2655, 3481, 3789, 4210, 5310, 6315, 6962, 7578, 10443, 12630, 17405, 18945, 20886, 24839, 31329, 34810, 37890, 49678, 52215, 62658, 74517, 104430, 124195, 149034, 156645, 223551, 248390, 313290, 372585, 447102, 745170, 1117755, 1465501, 2235510, 2931002, 4396503, 7327505, 8793006, 13189509, 14655010, 21982515, 26379018, 43965030, 65947545, 131895090]

約数ペア:

[(1, 131895090), (2, 65947545), (3, 43965030), (5, 26379018), (6, 21982515), (9, 14655010), (10, 13189509), (15, 8793006), (18, 7327505), (30, 4396503), (45, 2931002), (59, 2235510), (90, 1465501), (118, 1117755), (177, 745170), (295, 447102), (354, 372585), (421, 313290), (531, 248390), (590, 223551), (842, 156645), (885, 149034), (1062, 124195), (1263, 104430), (1770, 74517), (2105, 62658), (2526, 52215), (2655, 49678), (3481, 37890), (3789, 34810), (4210, 31329), (5310, 24839), (6315, 20886), (6962, 18945), (7578, 17405), (10443, 12630)]