31547790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{971}}^1$

素因数の和:1022

約数の個数: 72

約数和(自身を含む): 86657688

約数和(自身を除く): 55109898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 361, 570, 722, 855, 971, 1083, 1710, 1805, 1942, 2166, 2913, 3249, 3610, 4855, 5415, 5826, 6498, 8739, 9710, 10830, 14565, 16245, 17478, 18449, 29130, 32490, 36898, 43695, 55347, 87390, 92245, 110694, 166041, 184490, 276735, 332082, 350531, 553470, 701062, 830205, 1051593, 1660410, 1752655, 2103186, 3154779, 3505310, 5257965, 6309558, 10515930, 15773895, 31547790]

約数ペア:

[(1, 31547790), (2, 15773895), (3, 10515930), (5, 6309558), (6, 5257965), (9, 3505310), (10, 3154779), (15, 2103186), (18, 1752655), (19, 1660410), (30, 1051593), (38, 830205), (45, 701062), (57, 553470), (90, 350531), (95, 332082), (114, 276735), (171, 184490), (190, 166041), (285, 110694), (342, 92245), (361, 87390), (570, 55347), (722, 43695), (855, 36898), (971, 32490), (1083, 29130), (1710, 18449), (1805, 17478), (1942, 16245), (2166, 14565), (2913, 10830), (3249, 9710), (3610, 8739), (4855, 6498), (5415, 5826)]