641380012

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 162

約数和(自身を含む): 1524302892

約数和(自身を除く): 882922880

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 67, 68, 91, 98, 119, 134, 169, 182, 196, 221, 238, 268, 289, 338, 364, 442, 469, 476, 578, 637, 676, 833, 871, 884, 938, 1139, 1156, 1183, 1274, 1547, 1666, 1742, 1876, 2023, 2278, 2366, 2548, 2873, 3094, 3283, 3332, 3484, 3757, 4046, 4556, 4732, 5746, 6097, 6188, 6566, 7514, 7973, 8092, 8281, 10829, 11323, 11492, 12194, 13132, 14161, 14807, 15028, 15946, 16562, 19363, 20111, 21658, 22646, 24388, 26299, 28322, 29614, 31892, 33124, 38726, 40222, 42679, 43316, 45292, 48841, 52598, 55811, 56644, 59228, 77452, 79261, 80444, 85358, 97682, 103649, 105196, 111622, 135541, 140777, 158522, 170716, 184093, 192491, 195364, 207298, 223244, 251719, 271082, 281554, 317044, 341887, 368186, 384982, 414596, 503438, 542164, 554827, 563108, 683774, 725543, 736372, 769964, 948787, 1006876, 1109654, 1347437, 1367548, 1451086, 1762033, 1897574, 2219308, 2393209, 2694874, 2902172, 3272347, 3524066, 3795148, 4786418, 5389748, 6544694, 7048132, 9432059, 9572836, 12334231, 13089388, 18864118, 22906429, 24668462, 37728236, 45812858, 49336924, 91625716, 160345003, 320690006, 641380012]

約数ペア:

[(1, 641380012), (2, 320690006), (4, 160345003), (7, 91625716), (13, 49336924), (14, 45812858), (17, 37728236), (26, 24668462), (28, 22906429), (34, 18864118), (49, 13089388), (52, 12334231), (67, 9572836), (68, 9432059), (91, 7048132), (98, 6544694), (119, 5389748), (134, 4786418), (169, 3795148), (182, 3524066), (196, 3272347), (221, 2902172), (238, 2694874), (268, 2393209), (289, 2219308), (338, 1897574), (364, 1762033), (442, 1451086), (469, 1367548), (476, 1347437), (578, 1109654), (637, 1006876), (676, 948787), (833, 769964), (871, 736372), (884, 725543), (938, 683774), (1139, 563108), (1156, 554827), (1183, 542164), (1274, 503438), (1547, 414596), (1666, 384982), (1742, 368186), (1876, 341887), (2023, 317044), (2278, 281554), (2366, 271082), (2548, 251719), (2873, 223244), (3094, 207298), (3283, 195364), (3332, 192491), (3484, 184093), (3757, 170716), (4046, 158522), (4556, 140777), (4732, 135541), (5746, 111622), (6097, 105196), (6188, 103649), (6566, 97682), (7514, 85358), (7973, 80444), (8092, 79261), (8281, 77452), (10829, 59228), (11323, 56644), (11492, 55811), (12194, 52598), (13132, 48841), (14161, 45292), (14807, 43316), (15028, 42679), (15946, 40222), (16562, 38726), (19363, 33124), (20111, 31892), (21658, 29614), (22646, 28322), (24388, 26299)]