639404172

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:581

約数の個数: 144

約数和(自身を含む): 1842486240

約数和(自身を除く): 1203082068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 113, 121, 132, 198, 226, 242, 297, 339, 363, 396, 433, 452, 484, 594, 678, 726, 866, 1017, 1089, 1188, 1243, 1299, 1356, 1452, 1732, 2034, 2178, 2486, 2598, 3051, 3267, 3729, 3897, 4068, 4356, 4763, 4972, 5196, 6102, 6534, 7458, 7794, 9526, 11187, 11691, 12204, 13068, 13673, 14289, 14916, 15588, 19052, 22374, 23382, 27346, 28578, 33561, 41019, 42867, 44748, 46764, 48929, 52393, 54692, 57156, 67122, 82038, 85734, 97858, 104786, 123057, 128601, 134244, 146787, 157179, 164076, 171468, 195716, 209572, 246114, 257202, 293574, 314358, 369171, 440361, 471537, 492228, 514404, 538219, 587148, 628716, 738342, 880722, 943074, 1076438, 1321083, 1414611, 1476684, 1614657, 1761444, 1886148, 2152876, 2642166, 2829222, 3229314, 4843971, 5284332, 5658444, 5920409, 6458628, 9687942, 11840818, 14531913, 17761227, 19375884, 23681636, 29063826, 35522454, 53283681, 58127652, 71044908, 106567362, 159851043, 213134724, 319702086, 639404172]

約数ペア:

[(1, 639404172), (2, 319702086), (3, 213134724), (4, 159851043), (6, 106567362), (9, 71044908), (11, 58127652), (12, 53283681), (18, 35522454), (22, 29063826), (27, 23681636), (33, 19375884), (36, 17761227), (44, 14531913), (54, 11840818), (66, 9687942), (99, 6458628), (108, 5920409), (113, 5658444), (121, 5284332), (132, 4843971), (198, 3229314), (226, 2829222), (242, 2642166), (297, 2152876), (339, 1886148), (363, 1761444), (396, 1614657), (433, 1476684), (452, 1414611), (484, 1321083), (594, 1076438), (678, 943074), (726, 880722), (866, 738342), (1017, 628716), (1089, 587148), (1188, 538219), (1243, 514404), (1299, 492228), (1356, 471537), (1452, 440361), (1732, 369171), (2034, 314358), (2178, 293574), (2486, 257202), (2598, 246114), (3051, 209572), (3267, 195716), (3729, 171468), (3897, 164076), (4068, 157179), (4356, 146787), (4763, 134244), (4972, 128601), (5196, 123057), (6102, 104786), (6534, 97858), (7458, 85734), (7794, 82038), (9526, 67122), (11187, 57156), (11691, 54692), (12204, 52393), (13068, 48929), (13673, 46764), (14289, 44748), (14916, 42867), (15588, 41019), (19052, 33561), (22374, 28578), (23382, 27346)]