61500720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13487}}^1$

素因数の和:13522

約数の個数: 80

約数和(自身を含む): 200701440

約数和(自身を除く): 139200720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 13487, 26974, 40461, 53948, 67435, 80922, 107896, 134870, 161844, 202305, 215792, 256253, 269740, 323688, 404610, 512506, 539480, 647376, 768759, 809220, 1025012, 1078960, 1281265, 1537518, 1618440, 2050024, 2562530, 3075036, 3236880, 3843795, 4100048, 5125060, 6150072, 7687590, 10250120, 12300144, 15375180, 20500240, 30750360, 61500720]

約数ペア:

[(1, 61500720), (2, 30750360), (3, 20500240), (4, 15375180), (5, 12300144), (6, 10250120), (8, 7687590), (10, 6150072), (12, 5125060), (15, 4100048), (16, 3843795), (19, 3236880), (20, 3075036), (24, 2562530), (30, 2050024), (38, 1618440), (40, 1537518), (48, 1281265), (57, 1078960), (60, 1025012), (76, 809220), (80, 768759), (95, 647376), (114, 539480), (120, 512506), (152, 404610), (190, 323688), (228, 269740), (240, 256253), (285, 215792), (304, 202305), (380, 161844), (456, 134870), (570, 107896), (760, 80922), (912, 67435), (1140, 53948), (1520, 40461), (2280, 26974), (4560, 13487)]