1161540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{239}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 3669120

約数和(自身を除く): 2507580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 239, 243, 270, 324, 405, 478, 486, 540, 717, 810, 956, 972, 1195, 1215, 1434, 1620, 2151, 2390, 2430, 2868, 3585, 4302, 4780, 4860, 6453, 7170, 8604, 10755, 12906, 14340, 19359, 21510, 25812, 32265, 38718, 43020, 58077, 64530, 77436, 96795, 116154, 129060, 193590, 232308, 290385, 387180, 580770, 1161540]

約数ペア:

[(1, 1161540), (2, 580770), (3, 387180), (4, 290385), (5, 232308), (6, 193590), (9, 129060), (10, 116154), (12, 96795), (15, 77436), (18, 64530), (20, 58077), (27, 43020), (30, 38718), (36, 32265), (45, 25812), (54, 21510), (60, 19359), (81, 14340), (90, 12906), (108, 10755), (135, 8604), (162, 7170), (180, 6453), (239, 4860), (243, 4780), (270, 4302), (324, 3585), (405, 2868), (478, 2430), (486, 2390), (540, 2151), (717, 1620), (810, 1434), (956, 1215), (972, 1195)]