747194240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2897}}^1$

素因数の和:2960

約数の個数: 128

約数和(自身を含む): 1986405120

約数和(自身を除く): 1239210880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1612, 1664, 1984, 2015, 2080, 2480, 2897, 3224, 3968, 4030, 4160, 4960, 5794, 6448, 8060, 8320, 9920, 11588, 12896, 14485, 16120, 19840, 23176, 25792, 28970, 32240, 37661, 46352, 51584, 57940, 64480, 75322, 89807, 92704, 115880, 128960, 150644, 179614, 185408, 188305, 231760, 257920, 301288, 359228, 370816, 376610, 449035, 463520, 602576, 718456, 753220, 898070, 927040, 1167491, 1205152, 1436912, 1506440, 1796140, 1854080, 2334982, 2410304, 2873824, 3012880, 3592280, 4669964, 4820608, 5747648, 5837455, 6025760, 7184560, 9339928, 11495296, 11674910, 12051520, 14369120, 18679856, 23349820, 24103040, 28738240, 37359712, 46699640, 57476480, 74719424, 93399280, 149438848, 186798560, 373597120, 747194240]

約数ペア:

[(1, 747194240), (2, 373597120), (4, 186798560), (5, 149438848), (8, 93399280), (10, 74719424), (13, 57476480), (16, 46699640), (20, 37359712), (26, 28738240), (31, 24103040), (32, 23349820), (40, 18679856), (52, 14369120), (62, 12051520), (64, 11674910), (65, 11495296), (80, 9339928), (104, 7184560), (124, 6025760), (128, 5837455), (130, 5747648), (155, 4820608), (160, 4669964), (208, 3592280), (248, 3012880), (260, 2873824), (310, 2410304), (320, 2334982), (403, 1854080), (416, 1796140), (496, 1506440), (520, 1436912), (620, 1205152), (640, 1167491), (806, 927040), (832, 898070), (992, 753220), (1040, 718456), (1240, 602576), (1612, 463520), (1664, 449035), (1984, 376610), (2015, 370816), (2080, 359228), (2480, 301288), (2897, 257920), (3224, 231760), (3968, 188305), (4030, 185408), (4160, 179614), (4960, 150644), (5794, 128960), (6448, 115880), (8060, 92704), (8320, 89807), (9920, 75322), (11588, 64480), (12896, 57940), (14485, 51584), (16120, 46352), (19840, 37661), (23176, 32240), (25792, 28970)]