2651880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:80

約数の個数: 192

約数和(自身を含む): 10342080

約数和(自身を除く): 7690200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 41, 42, 44, 49, 55, 56, 60, 66, 70, 77, 82, 84, 88, 98, 105, 110, 120, 123, 132, 140, 147, 154, 164, 165, 168, 196, 205, 210, 220, 231, 245, 246, 264, 280, 287, 294, 308, 328, 330, 385, 392, 410, 420, 440, 451, 462, 490, 492, 539, 574, 588, 615, 616, 660, 735, 770, 820, 840, 861, 902, 924, 980, 984, 1078, 1148, 1155, 1176, 1230, 1320, 1353, 1435, 1470, 1540, 1617, 1640, 1722, 1804, 1848, 1960, 2009, 2156, 2255, 2296, 2310, 2460, 2695, 2706, 2870, 2940, 3080, 3157, 3234, 3444, 3608, 4018, 4305, 4312, 4510, 4620, 4920, 5390, 5412, 5740, 5880, 6027, 6314, 6468, 6765, 6888, 8036, 8085, 8610, 9020, 9240, 9471, 10045, 10780, 10824, 11480, 12054, 12628, 12936, 13530, 15785, 16072, 16170, 17220, 18040, 18942, 20090, 21560, 22099, 24108, 25256, 27060, 30135, 31570, 32340, 34440, 37884, 40180, 44198, 47355, 48216, 54120, 60270, 63140, 64680, 66297, 75768, 80360, 88396, 94710, 110495, 120540, 126280, 132594, 176792, 189420, 220990, 241080, 265188, 331485, 378840, 441980, 530376, 662970, 883960, 1325940, 2651880]

約数ペア:

[(1, 2651880), (2, 1325940), (3, 883960), (4, 662970), (5, 530376), (6, 441980), (7, 378840), (8, 331485), (10, 265188), (11, 241080), (12, 220990), (14, 189420), (15, 176792), (20, 132594), (21, 126280), (22, 120540), (24, 110495), (28, 94710), (30, 88396), (33, 80360), (35, 75768), (40, 66297), (41, 64680), (42, 63140), (44, 60270), (49, 54120), (55, 48216), (56, 47355), (60, 44198), (66, 40180), (70, 37884), (77, 34440), (82, 32340), (84, 31570), (88, 30135), (98, 27060), (105, 25256), (110, 24108), (120, 22099), (123, 21560), (132, 20090), (140, 18942), (147, 18040), (154, 17220), (164, 16170), (165, 16072), (168, 15785), (196, 13530), (205, 12936), (210, 12628), (220, 12054), (231, 11480), (245, 10824), (246, 10780), (264, 10045), (280, 9471), (287, 9240), (294, 9020), (308, 8610), (328, 8085), (330, 8036), (385, 6888), (392, 6765), (410, 6468), (420, 6314), (440, 6027), (451, 5880), (462, 5740), (490, 5412), (492, 5390), (539, 4920), (574, 4620), (588, 4510), (615, 4312), (616, 4305), (660, 4018), (735, 3608), (770, 3444), (820, 3234), (840, 3157), (861, 3080), (902, 2940), (924, 2870), (980, 2706), (984, 2695), (1078, 2460), (1148, 2310), (1155, 2296), (1176, 2255), (1230, 2156), (1320, 2009), (1353, 1960), (1435, 1848), (1470, 1804), (1540, 1722), (1617, 1640)]