140242452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 408481920

約数和(自身を除く): 268239468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 53, 68, 84, 102, 106, 109, 119, 159, 204, 212, 218, 238, 289, 318, 327, 357, 371, 436, 476, 578, 636, 654, 714, 742, 763, 867, 901, 1113, 1156, 1308, 1428, 1484, 1526, 1734, 1802, 1853, 2023, 2226, 2289, 2703, 3052, 3468, 3604, 3706, 4046, 4452, 4578, 5406, 5559, 5777, 6069, 6307, 7412, 8092, 9156, 10812, 11118, 11554, 12138, 12614, 12971, 15317, 17331, 18921, 22236, 23108, 24276, 25228, 25942, 30634, 31501, 34662, 37842, 38913, 40439, 45951, 51884, 61268, 63002, 69324, 75684, 77826, 80878, 91902, 94503, 98209, 107219, 121317, 126004, 155652, 161756, 183804, 189006, 196418, 214438, 220507, 242634, 294627, 321657, 378012, 392836, 428876, 441014, 485268, 589254, 643314, 661521, 687463, 882028, 1178508, 1286628, 1323042, 1374926, 1669553, 2062389, 2646084, 2749852, 3339106, 4124778, 5008659, 6678212, 8249556, 10017318, 11686871, 20034636, 23373742, 35060613, 46747484, 70121226, 140242452]

約数ペア:

[(1, 140242452), (2, 70121226), (3, 46747484), (4, 35060613), (6, 23373742), (7, 20034636), (12, 11686871), (14, 10017318), (17, 8249556), (21, 6678212), (28, 5008659), (34, 4124778), (42, 3339106), (51, 2749852), (53, 2646084), (68, 2062389), (84, 1669553), (102, 1374926), (106, 1323042), (109, 1286628), (119, 1178508), (159, 882028), (204, 687463), (212, 661521), (218, 643314), (238, 589254), (289, 485268), (318, 441014), (327, 428876), (357, 392836), (371, 378012), (436, 321657), (476, 294627), (578, 242634), (636, 220507), (654, 214438), (714, 196418), (742, 189006), (763, 183804), (867, 161756), (901, 155652), (1113, 126004), (1156, 121317), (1308, 107219), (1428, 98209), (1484, 94503), (1526, 91902), (1734, 80878), (1802, 77826), (1853, 75684), (2023, 69324), (2226, 63002), (2289, 61268), (2703, 51884), (3052, 45951), (3468, 40439), (3604, 38913), (3706, 37842), (4046, 34662), (4452, 31501), (4578, 30634), (5406, 25942), (5559, 25228), (5777, 24276), (6069, 23108), (6307, 22236), (7412, 18921), (8092, 17331), (9156, 15317), (10812, 12971), (11118, 12614), (11554, 12138)]