91610172

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2095

約数の個数: 72

約数和(自身を含む): 247520000

約数和(自身を除く): 155909828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 67, 76, 114, 134, 171, 201, 228, 268, 342, 402, 603, 684, 804, 1206, 1273, 1999, 2412, 2546, 3819, 3998, 5092, 5997, 7638, 7996, 11457, 11994, 15276, 17991, 22914, 23988, 35982, 37981, 45828, 71964, 75962, 113943, 133933, 151924, 227886, 267866, 341829, 401799, 455772, 535732, 683658, 803598, 1205397, 1367316, 1607196, 2410794, 2544727, 4821588, 5089454, 7634181, 10178908, 15268362, 22902543, 30536724, 45805086, 91610172]

約数ペア:

[(1, 91610172), (2, 45805086), (3, 30536724), (4, 22902543), (6, 15268362), (9, 10178908), (12, 7634181), (18, 5089454), (19, 4821588), (36, 2544727), (38, 2410794), (57, 1607196), (67, 1367316), (76, 1205397), (114, 803598), (134, 683658), (171, 535732), (201, 455772), (228, 401799), (268, 341829), (342, 267866), (402, 227886), (603, 151924), (684, 133933), (804, 113943), (1206, 75962), (1273, 71964), (1999, 45828), (2412, 37981), (2546, 35982), (3819, 23988), (3998, 22914), (5092, 17991), (5997, 15276), (7638, 11994), (7996, 11457)]