201245715

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 397267200

約数和(自身を除く): 196021485

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 199, 227, 297, 405, 495, 597, 681, 891, 995, 1135, 1485, 1791, 2043, 2189, 2497, 2985, 3405, 4455, 5373, 6129, 6567, 7491, 8955, 10215, 10945, 12485, 16119, 18387, 19701, 22473, 26865, 30645, 32835, 37455, 45173, 59103, 67419, 80595, 91935, 98505, 112365, 135519, 177309, 202257, 225865, 295515, 337095, 406557, 496903, 677595, 886545, 1011285, 1219671, 1490709, 2032785, 2484515, 3659013, 4472127, 6098355, 7453545, 13416381, 18295065, 22360635, 40249143, 67081905, 201245715]

約数ペア:

[(1, 201245715), (3, 67081905), (5, 40249143), (9, 22360635), (11, 18295065), (15, 13416381), (27, 7453545), (33, 6098355), (45, 4472127), (55, 3659013), (81, 2484515), (99, 2032785), (135, 1490709), (165, 1219671), (199, 1011285), (227, 886545), (297, 677595), (405, 496903), (495, 406557), (597, 337095), (681, 295515), (891, 225865), (995, 202257), (1135, 177309), (1485, 135519), (1791, 112365), (2043, 98505), (2189, 91935), (2497, 80595), (2985, 67419), (3405, 59103), (4455, 45173), (5373, 37455), (6129, 32835), (6567, 30645), (7491, 26865), (8955, 22473), (10215, 19701), (10945, 18387), (12485, 16119)]