248889740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{5413}}^1$

素因数の和:5463

約数の個数: 72

約数和(自身を含む): 604852080

約数和(自身を除く): 355962340

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 5413, 9196, 10826, 11495, 21652, 22990, 27065, 45980, 54130, 59543, 102847, 108260, 119086, 205694, 238172, 297715, 411388, 514235, 595430, 654973, 1028470, 1131317, 1190860, 1309946, 2056940, 2262634, 2619892, 3274865, 4525268, 5656585, 6549730, 11313170, 12444487, 13099460, 22626340, 24888974, 49777948, 62222435, 124444870, 248889740]

約数ペア:

[(1, 248889740), (2, 124444870), (4, 62222435), (5, 49777948), (10, 24888974), (11, 22626340), (19, 13099460), (20, 12444487), (22, 11313170), (38, 6549730), (44, 5656585), (55, 4525268), (76, 3274865), (95, 2619892), (110, 2262634), (121, 2056940), (190, 1309946), (209, 1190860), (220, 1131317), (242, 1028470), (380, 654973), (418, 595430), (484, 514235), (605, 411388), (836, 297715), (1045, 238172), (1210, 205694), (2090, 119086), (2299, 108260), (2420, 102847), (4180, 59543), (4598, 54130), (5413, 45980), (9196, 27065), (10826, 22990), (11495, 21652)]