72699220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{2731}}^1$

素因数の和:2773

約数の個数: 48

約数和(自身を含む): 167985216

約数和(自身を除く): 95285996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 2731, 5324, 5462, 6655, 10924, 13310, 13655, 26620, 27310, 30041, 54620, 60082, 120164, 150205, 300410, 330451, 600820, 660902, 1321804, 1652255, 3304510, 3634961, 6609020, 7269922, 14539844, 18174805, 36349610, 72699220]

約数ペア:

[(1, 72699220), (2, 36349610), (4, 18174805), (5, 14539844), (10, 7269922), (11, 6609020), (20, 3634961), (22, 3304510), (44, 1652255), (55, 1321804), (110, 660902), (121, 600820), (220, 330451), (242, 300410), (484, 150205), (605, 120164), (1210, 60082), (1331, 54620), (2420, 30041), (2662, 27310), (2731, 26620), (5324, 13655), (5462, 13310), (6655, 10924)]