72070425

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{2179}}^1$

素因数の和:2212

約数の個数: 72

約数和(自身を含む): 154082400

約数和(自身を除く): 82011975

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2179, 2205, 3675, 4725, 6537, 6615, 10895, 11025, 15253, 19611, 32685, 33075, 45759, 54475, 58833, 76265, 98055, 106771, 137277, 163425, 228795, 294165, 320313, 381325, 411831, 490275, 533855, 686385, 960939, 1143975, 1470825, 1601565, 2059155, 2669275, 2882817, 3431925, 4804695, 8007825, 10295775, 14414085, 24023475, 72070425]

約数ペア:

[(1, 72070425), (3, 24023475), (5, 14414085), (7, 10295775), (9, 8007825), (15, 4804695), (21, 3431925), (25, 2882817), (27, 2669275), (35, 2059155), (45, 1601565), (49, 1470825), (63, 1143975), (75, 960939), (105, 686385), (135, 533855), (147, 490275), (175, 411831), (189, 381325), (225, 320313), (245, 294165), (315, 228795), (441, 163425), (525, 137277), (675, 106771), (735, 98055), (945, 76265), (1225, 58833), (1323, 54475), (1575, 45759), (2179, 33075), (2205, 32685), (3675, 19611), (4725, 15253), (6537, 11025), (6615, 10895)]