64823640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{77171}}^1$

素因数の和:77192

約数の個数: 64

約数和(自身を含む): 222255360

約数和(自身を除く): 157431720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 77171, 154342, 231513, 308684, 385855, 463026, 540197, 617368, 771710, 926052, 1080394, 1157565, 1543420, 1620591, 1852104, 2160788, 2315130, 2700985, 3086840, 3241182, 4321576, 4630260, 5401970, 6482364, 8102955, 9260520, 10803940, 12964728, 16205910, 21607880, 32411820, 64823640]

約数ペア:

[(1, 64823640), (2, 32411820), (3, 21607880), (4, 16205910), (5, 12964728), (6, 10803940), (7, 9260520), (8, 8102955), (10, 6482364), (12, 5401970), (14, 4630260), (15, 4321576), (20, 3241182), (21, 3086840), (24, 2700985), (28, 2315130), (30, 2160788), (35, 1852104), (40, 1620591), (42, 1543420), (56, 1157565), (60, 1080394), (70, 926052), (84, 771710), (105, 617368), (120, 540197), (140, 463026), (168, 385855), (210, 308684), (280, 231513), (420, 154342), (840, 77171)]