123679780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:829

約数の個数: 96

約数和(自身を含む): 314979840

約数和(自身を除く): 191300060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 41, 58, 70, 82, 116, 140, 145, 164, 203, 205, 287, 290, 406, 410, 574, 580, 743, 812, 820, 1015, 1148, 1189, 1435, 1486, 2030, 2378, 2870, 2972, 3715, 4060, 4756, 5201, 5740, 5945, 7430, 8323, 10402, 11890, 14860, 16646, 20804, 21547, 23780, 26005, 30463, 33292, 41615, 43094, 52010, 60926, 83230, 86188, 104020, 107735, 121852, 150829, 152315, 166460, 213241, 215470, 301658, 304630, 426482, 430940, 603316, 609260, 754145, 852964, 883427, 1066205, 1508290, 1766854, 2132410, 3016580, 3533708, 4264820, 4417135, 6183989, 8834270, 12367978, 17668540, 24735956, 30919945, 61839890, 123679780]

約数ペア:

[(1, 123679780), (2, 61839890), (4, 30919945), (5, 24735956), (7, 17668540), (10, 12367978), (14, 8834270), (20, 6183989), (28, 4417135), (29, 4264820), (35, 3533708), (41, 3016580), (58, 2132410), (70, 1766854), (82, 1508290), (116, 1066205), (140, 883427), (145, 852964), (164, 754145), (203, 609260), (205, 603316), (287, 430940), (290, 426482), (406, 304630), (410, 301658), (574, 215470), (580, 213241), (743, 166460), (812, 152315), (820, 150829), (1015, 121852), (1148, 107735), (1189, 104020), (1435, 86188), (1486, 83230), (2030, 60926), (2378, 52010), (2870, 43094), (2972, 41615), (3715, 33292), (4060, 30463), (4756, 26005), (5201, 23780), (5740, 21547), (5945, 20804), (7430, 16646), (8323, 14860), (10402, 11890)]