221450580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{937}}^1$

素因数の和:1066

約数の個数: 144

約数和(自身を含む): 731347344

約数和(自身を除く): 509896764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 101, 117, 130, 156, 180, 195, 202, 234, 260, 303, 390, 404, 468, 505, 585, 606, 780, 909, 937, 1010, 1170, 1212, 1313, 1515, 1818, 1874, 2020, 2340, 2626, 2811, 3030, 3636, 3748, 3939, 4545, 4685, 5252, 5622, 6060, 6565, 7878, 8433, 9090, 9370, 11244, 11817, 12181, 13130, 14055, 15756, 16866, 18180, 18740, 19695, 23634, 24362, 26260, 28110, 33732, 36543, 39390, 42165, 47268, 48724, 56220, 59085, 60905, 73086, 78780, 84330, 94637, 109629, 118170, 121810, 146172, 168660, 182715, 189274, 219258, 236340, 243620, 283911, 365430, 378548, 438516, 473185, 548145, 567822, 730860, 851733, 946370, 1096290, 1135644, 1230281, 1419555, 1703466, 1892740, 2192580, 2460562, 2839110, 3406932, 3690843, 4258665, 4921124, 5678220, 6151405, 7381686, 8517330, 11072529, 12302810, 14763372, 17034660, 18454215, 22145058, 24605620, 36908430, 44290116, 55362645, 73816860, 110725290, 221450580]

約数ペア:

[(1, 221450580), (2, 110725290), (3, 73816860), (4, 55362645), (5, 44290116), (6, 36908430), (9, 24605620), (10, 22145058), (12, 18454215), (13, 17034660), (15, 14763372), (18, 12302810), (20, 11072529), (26, 8517330), (30, 7381686), (36, 6151405), (39, 5678220), (45, 4921124), (52, 4258665), (60, 3690843), (65, 3406932), (78, 2839110), (90, 2460562), (101, 2192580), (117, 1892740), (130, 1703466), (156, 1419555), (180, 1230281), (195, 1135644), (202, 1096290), (234, 946370), (260, 851733), (303, 730860), (390, 567822), (404, 548145), (468, 473185), (505, 438516), (585, 378548), (606, 365430), (780, 283911), (909, 243620), (937, 236340), (1010, 219258), (1170, 189274), (1212, 182715), (1313, 168660), (1515, 146172), (1818, 121810), (1874, 118170), (2020, 109629), (2340, 94637), (2626, 84330), (2811, 78780), (3030, 73086), (3636, 60905), (3748, 59085), (3939, 56220), (4545, 48724), (4685, 47268), (5252, 42165), (5622, 39390), (6060, 36543), (6565, 33732), (7878, 28110), (8433, 26260), (9090, 24362), (9370, 23634), (11244, 19695), (11817, 18740), (12181, 18180), (13130, 16866), (14055, 15756)]