72145368

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^1\times {\mathrm{7649}}^1$

素因数の和:7792

約数の個数: 48

約数和(自身を含む): 196911000

約数和(自身を除く): 124765632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 393, 524, 786, 1048, 1179, 1572, 2358, 3144, 4716, 7649, 9432, 15298, 22947, 30596, 45894, 61192, 68841, 91788, 137682, 183576, 275364, 550728, 1002019, 2004038, 3006057, 4008076, 6012114, 8016152, 9018171, 12024228, 18036342, 24048456, 36072684, 72145368]

約数ペア:

[(1, 72145368), (2, 36072684), (3, 24048456), (4, 18036342), (6, 12024228), (8, 9018171), (9, 8016152), (12, 6012114), (18, 4008076), (24, 3006057), (36, 2004038), (72, 1002019), (131, 550728), (262, 275364), (393, 183576), (524, 137682), (786, 91788), (1048, 68841), (1179, 61192), (1572, 45894), (2358, 30596), (3144, 22947), (4716, 15298), (7649, 9432)]