31866794460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2243}}^1\times {\mathrm{78929}}^1$

素因数の和:81187

約数の個数: 72

約数和(自身を含む): 96706930320

約数和(自身を除く): 64840135860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2243, 4486, 6729, 8972, 11215, 13458, 20187, 22430, 26916, 33645, 40374, 44860, 67290, 78929, 80748, 100935, 134580, 157858, 201870, 236787, 315716, 394645, 403740, 473574, 710361, 789290, 947148, 1183935, 1420722, 1578580, 2367870, 2841444, 3551805, 4735740, 7103610, 14207220, 177037747, 354075494, 531113241, 708150988, 885188735, 1062226482, 1593339723, 1770377470, 2124452964, 2655566205, 3186679446, 3540754940, 5311132410, 6373358892, 7966698615, 10622264820, 15933397230, 31866794460]

約数ペア:

[(1, 31866794460), (2, 15933397230), (3, 10622264820), (4, 7966698615), (5, 6373358892), (6, 5311132410), (9, 3540754940), (10, 3186679446), (12, 2655566205), (15, 2124452964), (18, 1770377470), (20, 1593339723), (30, 1062226482), (36, 885188735), (45, 708150988), (60, 531113241), (90, 354075494), (180, 177037747), (2243, 14207220), (4486, 7103610), (6729, 4735740), (8972, 3551805), (11215, 2841444), (13458, 2367870), (20187, 1578580), (22430, 1420722), (26916, 1183935), (33645, 947148), (40374, 789290), (44860, 710361), (67290, 473574), (78929, 403740), (80748, 394645), (100935, 315716), (134580, 236787), (157858, 201870)]