77518620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:569

約数の個数: 120

約数和(自身を含む): 245968800

約数和(自身を除く): 168450180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 109, 135, 162, 180, 218, 270, 324, 327, 405, 436, 439, 540, 545, 654, 810, 878, 981, 1090, 1308, 1317, 1620, 1635, 1756, 1962, 2180, 2195, 2634, 2943, 3270, 3924, 3951, 4390, 4905, 5268, 5886, 6540, 6585, 7902, 8780, 8829, 9810, 11772, 11853, 13170, 14715, 15804, 17658, 19620, 19755, 23706, 26340, 29430, 35316, 35559, 39510, 44145, 47412, 47851, 58860, 59265, 71118, 79020, 88290, 95702, 118530, 142236, 143553, 176580, 177795, 191404, 237060, 239255, 287106, 355590, 430659, 478510, 574212, 711180, 717765, 861318, 957020, 1291977, 1435530, 1722636, 2153295, 2583954, 2871060, 3875931, 4306590, 5167908, 6459885, 7751862, 8613180, 12919770, 15503724, 19379655, 25839540, 38759310, 77518620]

約数ペア:

[(1, 77518620), (2, 38759310), (3, 25839540), (4, 19379655), (5, 15503724), (6, 12919770), (9, 8613180), (10, 7751862), (12, 6459885), (15, 5167908), (18, 4306590), (20, 3875931), (27, 2871060), (30, 2583954), (36, 2153295), (45, 1722636), (54, 1435530), (60, 1291977), (81, 957020), (90, 861318), (108, 717765), (109, 711180), (135, 574212), (162, 478510), (180, 430659), (218, 355590), (270, 287106), (324, 239255), (327, 237060), (405, 191404), (436, 177795), (439, 176580), (540, 143553), (545, 142236), (654, 118530), (810, 95702), (878, 88290), (981, 79020), (1090, 71118), (1308, 59265), (1317, 58860), (1620, 47851), (1635, 47412), (1756, 44145), (1962, 39510), (2180, 35559), (2195, 35316), (2634, 29430), (2943, 26340), (3270, 23706), (3924, 19755), (3951, 19620), (4390, 17658), (4905, 15804), (5268, 14715), (5886, 13170), (6540, 11853), (6585, 11772), (7902, 9810), (8780, 8829)]