231968040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 725483520

約数和(自身を除く): 493515480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 155, 186, 248, 254, 310, 372, 381, 465, 491, 508, 620, 635, 744, 762, 930, 982, 1016, 1240, 1270, 1473, 1524, 1860, 1905, 1964, 2455, 2540, 2946, 3048, 3720, 3810, 3928, 3937, 4910, 5080, 5892, 7365, 7620, 7874, 9820, 11784, 11811, 14730, 15221, 15240, 15748, 19640, 19685, 23622, 29460, 30442, 31496, 39370, 45663, 47244, 58920, 59055, 60884, 62357, 76105, 78740, 91326, 94488, 118110, 121768, 124714, 152210, 157480, 182652, 187071, 228315, 236220, 249428, 304420, 311785, 365304, 374142, 456630, 472440, 498856, 608840, 623570, 748284, 913260, 935355, 1247140, 1496568, 1826520, 1870710, 1933067, 2494280, 3741420, 3866134, 5799201, 7482840, 7732268, 9665335, 11598402, 15464536, 19330670, 23196804, 28996005, 38661340, 46393608, 57992010, 77322680, 115984020, 231968040]

約数ペア:

[(1, 231968040), (2, 115984020), (3, 77322680), (4, 57992010), (5, 46393608), (6, 38661340), (8, 28996005), (10, 23196804), (12, 19330670), (15, 15464536), (20, 11598402), (24, 9665335), (30, 7732268), (31, 7482840), (40, 5799201), (60, 3866134), (62, 3741420), (93, 2494280), (120, 1933067), (124, 1870710), (127, 1826520), (155, 1496568), (186, 1247140), (248, 935355), (254, 913260), (310, 748284), (372, 623570), (381, 608840), (465, 498856), (491, 472440), (508, 456630), (620, 374142), (635, 365304), (744, 311785), (762, 304420), (930, 249428), (982, 236220), (1016, 228315), (1240, 187071), (1270, 182652), (1473, 157480), (1524, 152210), (1860, 124714), (1905, 121768), (1964, 118110), (2455, 94488), (2540, 91326), (2946, 78740), (3048, 76105), (3720, 62357), (3810, 60884), (3928, 59055), (3937, 58920), (4910, 47244), (5080, 45663), (5892, 39370), (7365, 31496), (7620, 30442), (7874, 29460), (9820, 23622), (11784, 19685), (11811, 19640), (14730, 15748), (15221, 15240)]