2777580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1215

約数の個数: 72

約数和(自身を含む): 9081072

約数和(自身を除く): 6303492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 1187, 2340, 2374, 3561, 4748, 5935, 7122, 10683, 11870, 14244, 15431, 17805, 21366, 23740, 30862, 35610, 42732, 46293, 53415, 61724, 71220, 77155, 92586, 106830, 138879, 154310, 185172, 213660, 231465, 277758, 308620, 462930, 555516, 694395, 925860, 1388790, 2777580]

約数ペア:

[(1, 2777580), (2, 1388790), (3, 925860), (4, 694395), (5, 555516), (6, 462930), (9, 308620), (10, 277758), (12, 231465), (13, 213660), (15, 185172), (18, 154310), (20, 138879), (26, 106830), (30, 92586), (36, 77155), (39, 71220), (45, 61724), (52, 53415), (60, 46293), (65, 42732), (78, 35610), (90, 30862), (117, 23740), (130, 21366), (156, 17805), (180, 15431), (195, 14244), (234, 11870), (260, 10683), (390, 7122), (468, 5935), (585, 4748), (780, 3561), (1170, 2374), (1187, 2340)]