642870.0000000

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 60

約数和(自身を含む): 8936928

約数和(自身を除く): 5793552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 263, 332, 498, 526, 664, 747, 789, 996, 1052, 1328, 1494, 1578, 1992, 2104, 2367, 2988, 3156, 3984, 4208, 4734, 5976, 6312, 9468, 11952, 12624, 18936, 21829, 37872, 43658, 65487, 87316, 130974, 174632, 196461, 261948, 349264, 392922, 523896, 785844, 1047792, 1571688, 3143376]

約数ペア:

[(1, 3143376), (2, 1571688), (3, 1047792), (4, 785844), (6, 523896), (8, 392922), (9, 349264), (12, 261948), (16, 196461), (18, 174632), (24, 130974), (36, 87316), (48, 65487), (72, 43658), (83, 37872), (144, 21829), (166, 18936), (249, 12624), (263, 11952), (332, 9468), (498, 6312), (526, 5976), (664, 4734), (747, 4208), (789, 3984), (996, 3156), (1052, 2988), (1328, 2367), (1494, 2104), (1578, 1992)]