128429784

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{617}}^1$

素因数の和:702

約数の個数: 144

約数和(自身を含む): 412144200

約数和(自身を除く): 283714416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 59, 63, 72, 84, 98, 118, 126, 147, 168, 177, 196, 236, 252, 294, 354, 392, 413, 441, 472, 504, 531, 588, 617, 708, 826, 882, 1062, 1176, 1234, 1239, 1416, 1652, 1764, 1851, 2124, 2468, 2478, 2891, 3304, 3528, 3702, 3717, 4248, 4319, 4936, 4956, 5553, 5782, 7404, 7434, 8638, 8673, 9912, 11106, 11564, 12957, 14808, 14868, 17276, 17346, 22212, 23128, 25914, 26019, 29736, 30233, 34552, 34692, 36403, 38871, 44424, 51828, 52038, 60466, 69384, 72806, 77742, 90699, 103656, 104076, 109209, 120932, 145612, 155484, 181398, 208152, 218418, 241864, 254821, 272097, 291224, 310968, 327627, 362796, 436836, 509642, 544194, 655254, 725592, 764463, 873672, 1019284, 1088388, 1310508, 1528926, 1783747, 2038568, 2176776, 2293389, 2621016, 3057852, 3567494, 4586778, 5351241, 6115704, 7134988, 9173556, 10702482, 14269976, 16053723, 18347112, 21404964, 32107446, 42809928, 64214892, 128429784]

約数ペア:

[(1, 128429784), (2, 64214892), (3, 42809928), (4, 32107446), (6, 21404964), (7, 18347112), (8, 16053723), (9, 14269976), (12, 10702482), (14, 9173556), (18, 7134988), (21, 6115704), (24, 5351241), (28, 4586778), (36, 3567494), (42, 3057852), (49, 2621016), (56, 2293389), (59, 2176776), (63, 2038568), (72, 1783747), (84, 1528926), (98, 1310508), (118, 1088388), (126, 1019284), (147, 873672), (168, 764463), (177, 725592), (196, 655254), (236, 544194), (252, 509642), (294, 436836), (354, 362796), (392, 327627), (413, 310968), (441, 291224), (472, 272097), (504, 254821), (531, 241864), (588, 218418), (617, 208152), (708, 181398), (826, 155484), (882, 145612), (1062, 120932), (1176, 109209), (1234, 104076), (1239, 103656), (1416, 90699), (1652, 77742), (1764, 72806), (1851, 69384), (2124, 60466), (2468, 52038), (2478, 51828), (2891, 44424), (3304, 38871), (3528, 36403), (3702, 34692), (3717, 34552), (4248, 30233), (4319, 29736), (4936, 26019), (4956, 25914), (5553, 23128), (5782, 22212), (7404, 17346), (7434, 17276), (8638, 14868), (8673, 14808), (9912, 12957), (11106, 11564)]