64709120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 160

約数和(自身を含む): 186202368

約数和(自身を除く): 121493248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 157, 160, 161, 184, 224, 230, 256, 280, 314, 320, 322, 368, 448, 460, 512, 560, 628, 640, 644, 736, 785, 805, 896, 920, 1099, 1120, 1256, 1280, 1288, 1472, 1570, 1610, 1792, 1840, 2198, 2240, 2512, 2560, 2576, 2944, 3140, 3220, 3584, 3611, 3680, 4396, 4480, 5024, 5152, 5495, 5888, 6280, 6440, 7222, 7360, 8792, 8960, 10048, 10304, 10990, 11776, 12560, 12880, 14444, 14720, 17584, 17920, 18055, 20096, 20608, 21980, 25120, 25277, 25760, 28888, 29440, 35168, 36110, 40192, 41216, 43960, 50240, 50554, 51520, 57776, 58880, 70336, 72220, 80384, 82432, 87920, 100480, 101108, 103040, 115552, 126385, 140672, 144440, 175840, 200960, 202216, 206080, 231104, 252770, 281344, 288880, 351680, 401920, 404432, 412160, 462208, 505540, 562688, 577760, 703360, 808864, 924416, 1011080, 1155520, 1406720, 1617728, 1848832, 2022160, 2311040, 2813440, 3235456, 4044320, 4622080, 6470912, 8088640, 9244160, 12941824, 16177280, 32354560, 64709120]

約数ペア:

[(1, 64709120), (2, 32354560), (4, 16177280), (5, 12941824), (7, 9244160), (8, 8088640), (10, 6470912), (14, 4622080), (16, 4044320), (20, 3235456), (23, 2813440), (28, 2311040), (32, 2022160), (35, 1848832), (40, 1617728), (46, 1406720), (56, 1155520), (64, 1011080), (70, 924416), (80, 808864), (92, 703360), (112, 577760), (115, 562688), (128, 505540), (140, 462208), (157, 412160), (160, 404432), (161, 401920), (184, 351680), (224, 288880), (230, 281344), (256, 252770), (280, 231104), (314, 206080), (320, 202216), (322, 200960), (368, 175840), (448, 144440), (460, 140672), (512, 126385), (560, 115552), (628, 103040), (640, 101108), (644, 100480), (736, 87920), (785, 82432), (805, 80384), (896, 72220), (920, 70336), (1099, 58880), (1120, 57776), (1256, 51520), (1280, 50554), (1288, 50240), (1472, 43960), (1570, 41216), (1610, 40192), (1792, 36110), (1840, 35168), (2198, 29440), (2240, 28888), (2512, 25760), (2560, 25277), (2576, 25120), (2944, 21980), (3140, 20608), (3220, 20096), (3584, 18055), (3611, 17920), (3680, 17584), (4396, 14720), (4480, 14444), (5024, 12880), (5152, 12560), (5495, 11776), (5888, 10990), (6280, 10304), (6440, 10048), (7222, 8960), (7360, 8792)]