16879140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1187}}^1$

素因数の和:1281

約数の個数: 72

約数和(自身を含む): 51891840

約数和(自身を除く): 35012700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1187, 1422, 1580, 2370, 2374, 2844, 3555, 3561, 4740, 4748, 5935, 7110, 7122, 10683, 11870, 14220, 14244, 17805, 21366, 23740, 35610, 42732, 53415, 71220, 93773, 106830, 187546, 213660, 281319, 375092, 468865, 562638, 843957, 937730, 1125276, 1406595, 1687914, 1875460, 2813190, 3375828, 4219785, 5626380, 8439570, 16879140]

約数ペア:

[(1, 16879140), (2, 8439570), (3, 5626380), (4, 4219785), (5, 3375828), (6, 2813190), (9, 1875460), (10, 1687914), (12, 1406595), (15, 1125276), (18, 937730), (20, 843957), (30, 562638), (36, 468865), (45, 375092), (60, 281319), (79, 213660), (90, 187546), (158, 106830), (180, 93773), (237, 71220), (316, 53415), (395, 42732), (474, 35610), (711, 23740), (790, 21366), (948, 17805), (1185, 14244), (1187, 14220), (1422, 11870), (1580, 10683), (2370, 7122), (2374, 7110), (2844, 5935), (3555, 4748), (3561, 4740)]