2644815720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{1777}}^1$

素因数の和:2027

約数の個数: 128

約数和(自身を含む): 8090611200

約数和(自身を除く): 5445795480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 157, 158, 237, 314, 316, 395, 471, 474, 628, 632, 785, 790, 942, 948, 1185, 1256, 1570, 1580, 1777, 1884, 1896, 2355, 2370, 3140, 3160, 3554, 3768, 4710, 4740, 5331, 6280, 7108, 8885, 9420, 9480, 10662, 12403, 14216, 17770, 18840, 21324, 24806, 26655, 35540, 37209, 42648, 49612, 53310, 62015, 71080, 74418, 99224, 106620, 124030, 140383, 148836, 186045, 213240, 248060, 278989, 280766, 297672, 372090, 421149, 496120, 557978, 561532, 701915, 744180, 836967, 842298, 1115956, 1123064, 1394945, 1403830, 1488360, 1673934, 1684596, 2105745, 2231912, 2789890, 2807660, 3347868, 3369192, 4184835, 4211490, 5579780, 5615320, 6695736, 8369670, 8422980, 11159560, 16739340, 16845960, 22040131, 33478680, 44080262, 66120393, 88160524, 110200655, 132240786, 176321048, 220401310, 264481572, 330601965, 440802620, 528963144, 661203930, 881605240, 1322407860, 2644815720]

約数ペア:

[(1, 2644815720), (2, 1322407860), (3, 881605240), (4, 661203930), (5, 528963144), (6, 440802620), (8, 330601965), (10, 264481572), (12, 220401310), (15, 176321048), (20, 132240786), (24, 110200655), (30, 88160524), (40, 66120393), (60, 44080262), (79, 33478680), (120, 22040131), (157, 16845960), (158, 16739340), (237, 11159560), (314, 8422980), (316, 8369670), (395, 6695736), (471, 5615320), (474, 5579780), (628, 4211490), (632, 4184835), (785, 3369192), (790, 3347868), (942, 2807660), (948, 2789890), (1185, 2231912), (1256, 2105745), (1570, 1684596), (1580, 1673934), (1777, 1488360), (1884, 1403830), (1896, 1394945), (2355, 1123064), (2370, 1115956), (3140, 842298), (3160, 836967), (3554, 744180), (3768, 701915), (4710, 561532), (4740, 557978), (5331, 496120), (6280, 421149), (7108, 372090), (8885, 297672), (9420, 280766), (9480, 278989), (10662, 248060), (12403, 213240), (14216, 186045), (17770, 148836), (18840, 140383), (21324, 124030), (24806, 106620), (26655, 99224), (35540, 74418), (37209, 71080), (42648, 62015), (49612, 53310)]