178931628

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6971}}^1$

素因数の和:7035

約数の個数: 72

約数和(自身を含む): 487259136

約数和(自身を除く): 308327508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 1116, 1426, 2139, 2852, 4278, 6417, 6971, 8556, 12834, 13942, 20913, 25668, 27884, 41826, 62739, 83652, 125478, 160333, 216101, 250956, 320666, 432202, 480999, 641332, 648303, 864404, 961998, 1296606, 1442997, 1923996, 1944909, 2593212, 2885994, 3889818, 4970323, 5771988, 7779636, 9940646, 14910969, 19881292, 29821938, 44732907, 59643876, 89465814, 178931628]

約数ペア:

[(1, 178931628), (2, 89465814), (3, 59643876), (4, 44732907), (6, 29821938), (9, 19881292), (12, 14910969), (18, 9940646), (23, 7779636), (31, 5771988), (36, 4970323), (46, 3889818), (62, 2885994), (69, 2593212), (92, 1944909), (93, 1923996), (124, 1442997), (138, 1296606), (186, 961998), (207, 864404), (276, 648303), (279, 641332), (372, 480999), (414, 432202), (558, 320666), (713, 250956), (828, 216101), (1116, 160333), (1426, 125478), (2139, 83652), (2852, 62739), (4278, 41826), (6417, 27884), (6971, 25668), (8556, 20913), (12834, 13942)]