90135760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7879}}^1$

素因数の和:7916

約数の個数: 80

約数和(自身を含む): 246234240

約数和(自身を除く): 156098480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 7879, 11440, 15758, 31516, 39395, 63032, 78790, 86669, 102427, 126064, 157580, 173338, 204854, 315160, 346676, 409708, 433345, 512135, 630320, 693352, 819416, 866690, 1024270, 1126697, 1386704, 1638832, 1733380, 2048540, 2253394, 3466760, 4097080, 4506788, 5633485, 6933520, 8194160, 9013576, 11266970, 18027152, 22533940, 45067880, 90135760]

約数ペア:

[(1, 90135760), (2, 45067880), (4, 22533940), (5, 18027152), (8, 11266970), (10, 9013576), (11, 8194160), (13, 6933520), (16, 5633485), (20, 4506788), (22, 4097080), (26, 3466760), (40, 2253394), (44, 2048540), (52, 1733380), (55, 1638832), (65, 1386704), (80, 1126697), (88, 1024270), (104, 866690), (110, 819416), (130, 693352), (143, 630320), (176, 512135), (208, 433345), (220, 409708), (260, 346676), (286, 315160), (440, 204854), (520, 173338), (572, 157580), (715, 126064), (880, 102427), (1040, 86669), (1144, 78790), (1430, 63032), (2288, 39395), (2860, 31516), (5720, 15758), (7879, 11440)]