64686720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{4813}}^1$

素因数の和:4842

約数の個数: 128

約数和(自身を含む): 235693440

約数和(自身を除く): 171006720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 4813, 6720, 9626, 13440, 14439, 19252, 24065, 28878, 33691, 38504, 48130, 57756, 67382, 72195, 77008, 96260, 101073, 115512, 134764, 144390, 154016, 168455, 192520, 202146, 231024, 269528, 288780, 308032, 336910, 385040, 404292, 462048, 505365, 539056, 577560, 616064, 673820, 770080, 808584, 924096, 1010730, 1078112, 1155120, 1347640, 1540160, 1617168, 1848192, 2021460, 2156224, 2310240, 2695280, 3080320, 3234336, 4042920, 4312448, 4620480, 5390560, 6468672, 8085840, 9240960, 10781120, 12937344, 16171680, 21562240, 32343360, 64686720]

約数ペア:

[(1, 64686720), (2, 32343360), (3, 21562240), (4, 16171680), (5, 12937344), (6, 10781120), (7, 9240960), (8, 8085840), (10, 6468672), (12, 5390560), (14, 4620480), (15, 4312448), (16, 4042920), (20, 3234336), (21, 3080320), (24, 2695280), (28, 2310240), (30, 2156224), (32, 2021460), (35, 1848192), (40, 1617168), (42, 1540160), (48, 1347640), (56, 1155120), (60, 1078112), (64, 1010730), (70, 924096), (80, 808584), (84, 770080), (96, 673820), (105, 616064), (112, 577560), (120, 539056), (128, 505365), (140, 462048), (160, 404292), (168, 385040), (192, 336910), (210, 308032), (224, 288780), (240, 269528), (280, 231024), (320, 202146), (336, 192520), (384, 168455), (420, 154016), (448, 144390), (480, 134764), (560, 115512), (640, 101073), (672, 96260), (840, 77008), (896, 72195), (960, 67382), (1120, 57756), (1344, 48130), (1680, 38504), (1920, 33691), (2240, 28878), (2688, 24065), (3360, 19252), (4480, 14439), (4813, 13440), (6720, 9626)]