282501760

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 128

約数和(自身を含む): 722649600

約数和(自身を除く): 440147840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 155, 160, 232, 248, 290, 310, 320, 464, 491, 496, 580, 620, 640, 899, 928, 982, 992, 1160, 1240, 1798, 1856, 1964, 1984, 2320, 2455, 2480, 3596, 3712, 3928, 3968, 4495, 4640, 4910, 4960, 7192, 7856, 8990, 9280, 9820, 9920, 14239, 14384, 15221, 15712, 17980, 18560, 19640, 19840, 28478, 28768, 30442, 31424, 35960, 39280, 56956, 57536, 60884, 62848, 71195, 71920, 76105, 78560, 113912, 115072, 121768, 142390, 143840, 152210, 157120, 227824, 243536, 284780, 287680, 304420, 314240, 441409, 455648, 487072, 569560, 575360, 608840, 882818, 911296, 974144, 1139120, 1217680, 1765636, 1822592, 1948288, 2207045, 2278240, 2435360, 3531272, 4414090, 4556480, 4870720, 7062544, 8828180, 9112960, 9741440, 14125088, 17656360, 28250176, 35312720, 56500352, 70625440, 141250880, 282501760]

約数ペア:

[(1, 282501760), (2, 141250880), (4, 70625440), (5, 56500352), (8, 35312720), (10, 28250176), (16, 17656360), (20, 14125088), (29, 9741440), (31, 9112960), (32, 8828180), (40, 7062544), (58, 4870720), (62, 4556480), (64, 4414090), (80, 3531272), (116, 2435360), (124, 2278240), (128, 2207045), (145, 1948288), (155, 1822592), (160, 1765636), (232, 1217680), (248, 1139120), (290, 974144), (310, 911296), (320, 882818), (464, 608840), (491, 575360), (496, 569560), (580, 487072), (620, 455648), (640, 441409), (899, 314240), (928, 304420), (982, 287680), (992, 284780), (1160, 243536), (1240, 227824), (1798, 157120), (1856, 152210), (1964, 143840), (1984, 142390), (2320, 121768), (2455, 115072), (2480, 113912), (3596, 78560), (3712, 76105), (3928, 71920), (3968, 71195), (4495, 62848), (4640, 60884), (4910, 57536), (4960, 56956), (7192, 39280), (7856, 35960), (8990, 31424), (9280, 30442), (9820, 28768), (9920, 28478), (14239, 19840), (14384, 19640), (15221, 18560), (15712, 17980)]