90071172

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3559}}^1$

素因数の和:3625

約数の個数: 72

約数和(自身を含む): 246209600

約数和(自身を除く): 156138428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 1332, 1406, 2109, 2812, 3559, 4218, 6327, 7118, 8436, 10677, 12654, 14236, 21354, 25308, 32031, 42708, 64062, 67621, 128124, 131683, 135242, 202863, 263366, 270484, 395049, 405726, 526732, 608589, 790098, 811452, 1185147, 1217178, 1580196, 2370294, 2434356, 2501977, 4740588, 5003954, 7505931, 10007908, 15011862, 22517793, 30023724, 45035586, 90071172]

約数ペア:

[(1, 90071172), (2, 45035586), (3, 30023724), (4, 22517793), (6, 15011862), (9, 10007908), (12, 7505931), (18, 5003954), (19, 4740588), (36, 2501977), (37, 2434356), (38, 2370294), (57, 1580196), (74, 1217178), (76, 1185147), (111, 811452), (114, 790098), (148, 608589), (171, 526732), (222, 405726), (228, 395049), (333, 270484), (342, 263366), (444, 202863), (666, 135242), (684, 131683), (703, 128124), (1332, 67621), (1406, 64062), (2109, 42708), (2812, 32031), (3559, 25308), (4218, 21354), (6327, 14236), (7118, 12654), (8436, 10677)]