201478912

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 419428800

約数和(自身を除く): 217949888

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 89, 128, 148, 178, 239, 256, 296, 356, 478, 592, 712, 956, 1184, 1424, 1912, 2368, 2848, 3293, 3824, 4736, 5696, 6586, 7648, 8843, 9472, 11392, 13172, 15296, 17686, 21271, 22784, 26344, 30592, 35372, 42542, 52688, 61184, 70744, 85084, 105376, 141488, 170168, 210752, 282976, 340336, 421504, 565952, 680672, 787027, 843008, 1131904, 1361344, 1574054, 2263808, 2722688, 3148108, 5445376, 6296216, 12592432, 25184864, 50369728, 100739456, 201478912]

約数ペア:

[(1, 201478912), (2, 100739456), (4, 50369728), (8, 25184864), (16, 12592432), (32, 6296216), (37, 5445376), (64, 3148108), (74, 2722688), (89, 2263808), (128, 1574054), (148, 1361344), (178, 1131904), (239, 843008), (256, 787027), (296, 680672), (356, 565952), (478, 421504), (592, 340336), (712, 282976), (956, 210752), (1184, 170168), (1424, 141488), (1912, 105376), (2368, 85084), (2848, 70744), (3293, 61184), (3824, 52688), (4736, 42542), (5696, 35372), (6586, 30592), (7648, 26344), (8843, 22784), (9472, 21271), (11392, 17686), (13172, 15296)]