209359360

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1669}}^1$

素因数の和:1706

約数の個数: 120

約数和(自身を含む): 584276220

約数和(自身を除く): 374916860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1669, 1792, 1960, 2240, 2560, 3136, 3338, 3584, 3920, 4480, 6272, 6676, 7840, 8345, 8960, 11683, 12544, 13352, 15680, 16690, 17920, 23366, 25088, 26704, 31360, 33380, 46732, 53408, 58415, 62720, 66760, 81781, 93464, 106816, 116830, 125440, 133520, 163562, 186928, 213632, 233660, 267040, 327124, 373856, 408905, 427264, 467320, 534080, 654248, 747712, 817810, 854528, 934640, 1068160, 1308496, 1495424, 1635620, 1869280, 2136320, 2616992, 2990848, 3271240, 3738560, 4272640, 5233984, 5981696, 6542480, 7477120, 10467968, 13084960, 14954240, 20935936, 26169920, 29908480, 41871872, 52339840, 104679680, 209359360]

約数ペア:

[(1, 209359360), (2, 104679680), (4, 52339840), (5, 41871872), (7, 29908480), (8, 26169920), (10, 20935936), (14, 14954240), (16, 13084960), (20, 10467968), (28, 7477120), (32, 6542480), (35, 5981696), (40, 5233984), (49, 4272640), (56, 3738560), (64, 3271240), (70, 2990848), (80, 2616992), (98, 2136320), (112, 1869280), (128, 1635620), (140, 1495424), (160, 1308496), (196, 1068160), (224, 934640), (245, 854528), (256, 817810), (280, 747712), (320, 654248), (392, 534080), (448, 467320), (490, 427264), (512, 408905), (560, 373856), (640, 327124), (784, 267040), (896, 233660), (980, 213632), (1120, 186928), (1280, 163562), (1568, 133520), (1669, 125440), (1792, 116830), (1960, 106816), (2240, 93464), (2560, 81781), (3136, 66760), (3338, 62720), (3584, 58415), (3920, 53408), (4480, 46732), (6272, 33380), (6676, 31360), (7840, 26704), (8345, 25088), (8960, 23366), (11683, 17920), (12544, 16690), (13352, 15680)]