920901384

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^2$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 2751659820

約数和(自身を除く): 1830758436

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 61, 72, 78, 104, 117, 122, 127, 156, 183, 234, 244, 254, 312, 366, 381, 468, 488, 508, 549, 732, 762, 793, 936, 1016, 1098, 1143, 1464, 1524, 1586, 1651, 2196, 2286, 2379, 3048, 3172, 3302, 4392, 4572, 4758, 4953, 6344, 6604, 7137, 7747, 9144, 9516, 9906, 13208, 14274, 14859, 15494, 16129, 19032, 19812, 23241, 28548, 29718, 30988, 32258, 39624, 46482, 48387, 57096, 59436, 61976, 64516, 69723, 92964, 96774, 100711, 118872, 129032, 139446, 145161, 185928, 193548, 201422, 209677, 278892, 290322, 302133, 387096, 402844, 419354, 557784, 580644, 604266, 629031, 805688, 838708, 906399, 983869, 1161288, 1208532, 1258062, 1677416, 1812798, 1887093, 1967738, 2417064, 2516124, 2951607, 3625596, 3774186, 3935476, 5032248, 5903214, 7251192, 7548372, 7870952, 8854821, 11806428, 12790297, 15096744, 17709642, 23612856, 25580594, 35419284, 38370891, 51161188, 70838568, 76741782, 102322376, 115112673, 153483564, 230225346, 306967128, 460450692, 920901384]

約数ペア:

[(1, 920901384), (2, 460450692), (3, 306967128), (4, 230225346), (6, 153483564), (8, 115112673), (9, 102322376), (12, 76741782), (13, 70838568), (18, 51161188), (24, 38370891), (26, 35419284), (36, 25580594), (39, 23612856), (52, 17709642), (61, 15096744), (72, 12790297), (78, 11806428), (104, 8854821), (117, 7870952), (122, 7548372), (127, 7251192), (156, 5903214), (183, 5032248), (234, 3935476), (244, 3774186), (254, 3625596), (312, 2951607), (366, 2516124), (381, 2417064), (468, 1967738), (488, 1887093), (508, 1812798), (549, 1677416), (732, 1258062), (762, 1208532), (793, 1161288), (936, 983869), (1016, 906399), (1098, 838708), (1143, 805688), (1464, 629031), (1524, 604266), (1586, 580644), (1651, 557784), (2196, 419354), (2286, 402844), (2379, 387096), (3048, 302133), (3172, 290322), (3302, 278892), (4392, 209677), (4572, 201422), (4758, 193548), (4953, 185928), (6344, 145161), (6604, 139446), (7137, 129032), (7747, 118872), (9144, 100711), (9516, 96774), (9906, 92964), (13208, 69723), (14274, 64516), (14859, 61976), (15494, 59436), (16129, 57096), (19032, 48387), (19812, 46482), (23241, 39624), (28548, 32258), (29718, 30988)]