30408820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 73735200

約数和(自身を除く): 43326380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 37, 52, 58, 65, 74, 109, 116, 130, 145, 148, 185, 218, 260, 290, 370, 377, 436, 481, 545, 580, 740, 754, 962, 1073, 1090, 1417, 1508, 1885, 1924, 2146, 2180, 2405, 2834, 3161, 3770, 4033, 4292, 4810, 5365, 5668, 6322, 7085, 7540, 8066, 9620, 10730, 12644, 13949, 14170, 15805, 16132, 20165, 21460, 27898, 28340, 31610, 40330, 41093, 52429, 55796, 63220, 69745, 80660, 82186, 104858, 116957, 139490, 164372, 205465, 209716, 233914, 262145, 278980, 410930, 467828, 524290, 584785, 821860, 1048580, 1169570, 1520441, 2339140, 3040882, 6081764, 7602205, 15204410, 30408820]

約数ペア:

[(1, 30408820), (2, 15204410), (4, 7602205), (5, 6081764), (10, 3040882), (13, 2339140), (20, 1520441), (26, 1169570), (29, 1048580), (37, 821860), (52, 584785), (58, 524290), (65, 467828), (74, 410930), (109, 278980), (116, 262145), (130, 233914), (145, 209716), (148, 205465), (185, 164372), (218, 139490), (260, 116957), (290, 104858), (370, 82186), (377, 80660), (436, 69745), (481, 63220), (545, 55796), (580, 52429), (740, 41093), (754, 40330), (962, 31610), (1073, 28340), (1090, 27898), (1417, 21460), (1508, 20165), (1885, 16132), (1924, 15805), (2146, 14170), (2180, 13949), (2405, 12644), (2834, 10730), (3161, 9620), (3770, 8066), (4033, 7540), (4292, 7085), (4810, 6322), (5365, 5668)]