81286320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2243}}^1$

素因数の和:2410

約数の個数: 80

約数和(自身を含む): 253769472

約数和(自身を除く): 172483152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 151, 240, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2243, 2265, 2416, 3020, 3624, 4486, 4530, 6040, 6729, 7248, 8972, 9060, 11215, 12080, 13458, 17944, 18120, 22430, 26916, 33645, 35888, 36240, 44860, 53832, 67290, 89720, 107664, 134580, 179440, 269160, 338693, 538320, 677386, 1016079, 1354772, 1693465, 2032158, 2709544, 3386930, 4064316, 5080395, 5419088, 6773860, 8128632, 10160790, 13547720, 16257264, 20321580, 27095440, 40643160, 81286320]

約数ペア:

[(1, 81286320), (2, 40643160), (3, 27095440), (4, 20321580), (5, 16257264), (6, 13547720), (8, 10160790), (10, 8128632), (12, 6773860), (15, 5419088), (16, 5080395), (20, 4064316), (24, 3386930), (30, 2709544), (40, 2032158), (48, 1693465), (60, 1354772), (80, 1016079), (120, 677386), (151, 538320), (240, 338693), (302, 269160), (453, 179440), (604, 134580), (755, 107664), (906, 89720), (1208, 67290), (1510, 53832), (1812, 44860), (2243, 36240), (2265, 35888), (2416, 33645), (3020, 26916), (3624, 22430), (4486, 18120), (4530, 17944), (6040, 13458), (6729, 12080), (7248, 11215), (8972, 9060)]