218691460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 514805760

約数和(自身を除く): 296114300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 127, 130, 148, 179, 185, 254, 260, 358, 370, 481, 508, 635, 716, 740, 895, 962, 1270, 1651, 1790, 1924, 2327, 2405, 2540, 3302, 3580, 4654, 4699, 4810, 6604, 6623, 8255, 9308, 9398, 9620, 11635, 13246, 16510, 18796, 22733, 23270, 23495, 26492, 33020, 33115, 45466, 46540, 46990, 61087, 66230, 86099, 90932, 93980, 113665, 122174, 132460, 172198, 227330, 244348, 295529, 305435, 344396, 430495, 454660, 591058, 610870, 841121, 860990, 1182116, 1221740, 1477645, 1682242, 1721980, 2955290, 3364484, 4205605, 5910580, 8411210, 10934573, 16822420, 21869146, 43738292, 54672865, 109345730, 218691460]

約数ペア:

[(1, 218691460), (2, 109345730), (4, 54672865), (5, 43738292), (10, 21869146), (13, 16822420), (20, 10934573), (26, 8411210), (37, 5910580), (52, 4205605), (65, 3364484), (74, 2955290), (127, 1721980), (130, 1682242), (148, 1477645), (179, 1221740), (185, 1182116), (254, 860990), (260, 841121), (358, 610870), (370, 591058), (481, 454660), (508, 430495), (635, 344396), (716, 305435), (740, 295529), (895, 244348), (962, 227330), (1270, 172198), (1651, 132460), (1790, 122174), (1924, 113665), (2327, 93980), (2405, 90932), (2540, 86099), (3302, 66230), (3580, 61087), (4654, 46990), (4699, 46540), (4810, 45466), (6604, 33115), (6623, 33020), (8255, 26492), (9308, 23495), (9398, 23270), (9620, 22733), (11635, 18796), (13246, 16510)]