81612468

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2633}}^1$

素因数の和:2694

約数の個数: 96

約数和(自身を含む): 247806720

約数和(自身を除く): 166194252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 54, 63, 82, 84, 108, 123, 126, 164, 189, 246, 252, 287, 369, 378, 492, 574, 738, 756, 861, 1107, 1148, 1476, 1722, 2214, 2583, 2633, 3444, 4428, 5166, 5266, 7749, 7899, 10332, 10532, 15498, 15798, 18431, 23697, 30996, 31596, 36862, 47394, 55293, 71091, 73724, 94788, 107953, 110586, 142182, 165879, 215906, 221172, 284364, 323859, 331758, 431812, 497637, 647718, 663516, 755671, 971577, 995274, 1295436, 1511342, 1943154, 1990548, 2267013, 2914731, 3022684, 3886308, 4534026, 5829462, 6801039, 9068052, 11658924, 13602078, 20403117, 27204156, 40806234, 81612468]

約数ペア:

[(1, 81612468), (2, 40806234), (3, 27204156), (4, 20403117), (6, 13602078), (7, 11658924), (9, 9068052), (12, 6801039), (14, 5829462), (18, 4534026), (21, 3886308), (27, 3022684), (28, 2914731), (36, 2267013), (41, 1990548), (42, 1943154), (54, 1511342), (63, 1295436), (82, 995274), (84, 971577), (108, 755671), (123, 663516), (126, 647718), (164, 497637), (189, 431812), (246, 331758), (252, 323859), (287, 284364), (369, 221172), (378, 215906), (492, 165879), (574, 142182), (738, 110586), (756, 107953), (861, 94788), (1107, 73724), (1148, 71091), (1476, 55293), (1722, 47394), (2214, 36862), (2583, 31596), (2633, 30996), (3444, 23697), (4428, 18431), (5166, 15798), (5266, 15498), (7749, 10532), (7899, 10332)]