42430878

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 160

約数和(自身を含む): 120434688

約数和(自身を除く): 78003810

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 31, 34, 42, 51, 54, 62, 63, 71, 81, 93, 102, 119, 126, 142, 153, 162, 186, 189, 213, 217, 238, 279, 306, 357, 378, 426, 434, 459, 497, 527, 558, 567, 639, 651, 714, 837, 918, 994, 1054, 1071, 1134, 1207, 1278, 1302, 1377, 1491, 1581, 1674, 1917, 1953, 2142, 2201, 2414, 2511, 2754, 2982, 3162, 3213, 3621, 3689, 3834, 3906, 4402, 4473, 4743, 5022, 5751, 5859, 6426, 6603, 7242, 7378, 8449, 8946, 9486, 9639, 10863, 11067, 11502, 11718, 13206, 13419, 14229, 15407, 16898, 17577, 19278, 19809, 21726, 22134, 25347, 26838, 28458, 30814, 32589, 33201, 35154, 37417, 39618, 40257, 42687, 46221, 50694, 59427, 65178, 66402, 74834, 76041, 80514, 85374, 92442, 97767, 99603, 112251, 118854, 138663, 152082, 178281, 195534, 199206, 224502, 228123, 261919, 277326, 298809, 336753, 356562, 415989, 456246, 523838, 597618, 673506, 684369, 785757, 831978, 1010259, 1247967, 1368738, 1571514, 2020518, 2357271, 2495934, 3030777, 4714542, 6061554, 7071813, 14143626, 21215439, 42430878]

約数ペア:

[(1, 42430878), (2, 21215439), (3, 14143626), (6, 7071813), (7, 6061554), (9, 4714542), (14, 3030777), (17, 2495934), (18, 2357271), (21, 2020518), (27, 1571514), (31, 1368738), (34, 1247967), (42, 1010259), (51, 831978), (54, 785757), (62, 684369), (63, 673506), (71, 597618), (81, 523838), (93, 456246), (102, 415989), (119, 356562), (126, 336753), (142, 298809), (153, 277326), (162, 261919), (186, 228123), (189, 224502), (213, 199206), (217, 195534), (238, 178281), (279, 152082), (306, 138663), (357, 118854), (378, 112251), (426, 99603), (434, 97767), (459, 92442), (497, 85374), (527, 80514), (558, 76041), (567, 74834), (639, 66402), (651, 65178), (714, 59427), (837, 50694), (918, 46221), (994, 42687), (1054, 40257), (1071, 39618), (1134, 37417), (1207, 35154), (1278, 33201), (1302, 32589), (1377, 30814), (1491, 28458), (1581, 26838), (1674, 25347), (1917, 22134), (1953, 21726), (2142, 19809), (2201, 19278), (2414, 17577), (2511, 16898), (2754, 15407), (2982, 14229), (3162, 13419), (3213, 13206), (3621, 11718), (3689, 11502), (3834, 11067), (3906, 10863), (4402, 9639), (4473, 9486), (4743, 8946), (5022, 8449), (5751, 7378), (5859, 7242), (6426, 6603)]