64154720

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{167}}^1$

素因数の和:210

約数の個数: 120

約数和(自身を含む): 177874704

約数和(自身を除く): 113719984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 167, 196, 224, 245, 280, 334, 343, 392, 490, 560, 668, 686, 784, 835, 980, 1120, 1169, 1336, 1372, 1568, 1670, 1715, 1960, 2338, 2401, 2672, 2744, 3340, 3430, 3920, 4676, 4802, 5344, 5488, 5845, 6680, 6860, 7840, 8183, 9352, 9604, 10976, 11690, 12005, 13360, 13720, 16366, 18704, 19208, 23380, 24010, 26720, 27440, 32732, 37408, 38416, 40915, 46760, 48020, 54880, 57281, 65464, 76832, 81830, 93520, 96040, 114562, 130928, 163660, 187040, 192080, 229124, 261856, 286405, 327320, 384160, 400967, 458248, 572810, 654640, 801934, 916496, 1145620, 1309280, 1603868, 1832992, 2004835, 2291240, 3207736, 4009670, 4582480, 6415472, 8019340, 9164960, 12830944, 16038680, 32077360, 64154720]

約数ペア:

[(1, 64154720), (2, 32077360), (4, 16038680), (5, 12830944), (7, 9164960), (8, 8019340), (10, 6415472), (14, 4582480), (16, 4009670), (20, 3207736), (28, 2291240), (32, 2004835), (35, 1832992), (40, 1603868), (49, 1309280), (56, 1145620), (70, 916496), (80, 801934), (98, 654640), (112, 572810), (140, 458248), (160, 400967), (167, 384160), (196, 327320), (224, 286405), (245, 261856), (280, 229124), (334, 192080), (343, 187040), (392, 163660), (490, 130928), (560, 114562), (668, 96040), (686, 93520), (784, 81830), (835, 76832), (980, 65464), (1120, 57281), (1169, 54880), (1336, 48020), (1372, 46760), (1568, 40915), (1670, 38416), (1715, 37408), (1960, 32732), (2338, 27440), (2401, 26720), (2672, 24010), (2744, 23380), (3340, 19208), (3430, 18704), (3920, 16366), (4676, 13720), (4802, 13360), (5344, 12005), (5488, 11690), (5845, 10976), (6680, 9604), (6860, 9352), (7840, 8183)]