42640416

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1663

約数の個数: 144

約数和(自身を含む): 149333184

約数和(自身を除く): 106692768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1627, 1638, 1872, 2016, 2184, 2912, 3254, 3276, 3744, 4368, 4881, 6508, 6552, 8736, 9762, 11389, 13016, 13104, 14643, 19524, 21151, 22778, 26032, 26208, 29286, 34167, 39048, 42302, 45556, 52064, 58572, 63453, 68334, 78096, 84604, 91112, 102501, 117144, 126906, 136668, 148057, 156192, 169208, 182224, 190359, 205002, 234288, 253812, 273336, 296114, 338416, 364448, 380718, 410004, 444171, 468576, 507624, 546672, 592228, 676832, 761436, 820008, 888342, 1015248, 1093344, 1184456, 1332513, 1522872, 1640016, 1776684, 2030496, 2368912, 2665026, 3045744, 3280032, 3553368, 4737824, 5330052, 6091488, 7106736, 10660104, 14213472, 21320208, 42640416]

約数ペア:

[(1, 42640416), (2, 21320208), (3, 14213472), (4, 10660104), (6, 7106736), (7, 6091488), (8, 5330052), (9, 4737824), (12, 3553368), (13, 3280032), (14, 3045744), (16, 2665026), (18, 2368912), (21, 2030496), (24, 1776684), (26, 1640016), (28, 1522872), (32, 1332513), (36, 1184456), (39, 1093344), (42, 1015248), (48, 888342), (52, 820008), (56, 761436), (63, 676832), (72, 592228), (78, 546672), (84, 507624), (91, 468576), (96, 444171), (104, 410004), (112, 380718), (117, 364448), (126, 338416), (144, 296114), (156, 273336), (168, 253812), (182, 234288), (208, 205002), (224, 190359), (234, 182224), (252, 169208), (273, 156192), (288, 148057), (312, 136668), (336, 126906), (364, 117144), (416, 102501), (468, 91112), (504, 84604), (546, 78096), (624, 68334), (672, 63453), (728, 58572), (819, 52064), (936, 45556), (1008, 42302), (1092, 39048), (1248, 34167), (1456, 29286), (1627, 26208), (1638, 26032), (1872, 22778), (2016, 21151), (2184, 19524), (2912, 14643), (3254, 13104), (3276, 13016), (3744, 11389), (4368, 9762), (4881, 8736), (6508, 6552)]