174868020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51131}}^1$

素因数の和:51165

約数の個数: 72

約数和(自身を含む): 558361440

約数和(自身を除く): 383493420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 51131, 102262, 153393, 204524, 255655, 306786, 460179, 511310, 613572, 766965, 920358, 971489, 1022620, 1533930, 1840716, 1942978, 2300895, 2914467, 3067860, 3885956, 4601790, 4857445, 5828934, 8743401, 9203580, 9714890, 11657868, 14572335, 17486802, 19429780, 29144670, 34973604, 43717005, 58289340, 87434010, 174868020]

約数ペア:

[(1, 174868020), (2, 87434010), (3, 58289340), (4, 43717005), (5, 34973604), (6, 29144670), (9, 19429780), (10, 17486802), (12, 14572335), (15, 11657868), (18, 9714890), (19, 9203580), (20, 8743401), (30, 5828934), (36, 4857445), (38, 4601790), (45, 3885956), (57, 3067860), (60, 2914467), (76, 2300895), (90, 1942978), (95, 1840716), (114, 1533930), (171, 1022620), (180, 971489), (190, 920358), (228, 766965), (285, 613572), (342, 511310), (380, 460179), (570, 306786), (684, 255655), (855, 204524), (1140, 153393), (1710, 102262), (3420, 51131)]