213698520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1279

約数の個数: 256

約数和(自身を含む): 850176000

約数和(自身を除く): 636477480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 460, 483, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 920, 945, 966, 1035, 1080, 1229, 1242, 1260, 1288, 1380, 1449, 1512, 1610, 1656, 1890, 1932, 2070, 2415, 2458, 2484, 2520, 2760, 2898, 3105, 3220, 3687, 3780, 3864, 4140, 4347, 4830, 4916, 4968, 5796, 6145, 6210, 6440, 7245, 7374, 7560, 8280, 8603, 8694, 9660, 9832, 11061, 11592, 12290, 12420, 14490, 14748, 17206, 17388, 18435, 19320, 21735, 22122, 24580, 24840, 25809, 28267, 28980, 29496, 33183, 34412, 34776, 36870, 43015, 43470, 44244, 49160, 51618, 55305, 56534, 57960, 66366, 68824, 73740, 77427, 84801, 86030, 86940, 88488, 103236, 110610, 113068, 129045, 132732, 141335, 147480, 154854, 165915, 169602, 172060, 173880, 197869, 206472, 221220, 226136, 232281, 254403, 258090, 265464, 282670, 309708, 331830, 339204, 344120, 387135, 395738, 424005, 442440, 464562, 508806, 516180, 565340, 593607, 619416, 663660, 678408, 763209, 774270, 791476, 848010, 929124, 989345, 1017612, 1032360, 1130680, 1161405, 1187214, 1272015, 1327320, 1526418, 1548540, 1582952, 1696020, 1780821, 1858248, 1978690, 2035224, 2322810, 2374428, 2544030, 2968035, 3052836, 3097080, 3392040, 3561642, 3816045, 3957380, 4645620, 4748856, 5088060, 5342463, 5936070, 6105672, 7123284, 7632090, 7914760, 8904105, 9291240, 10176120, 10684926, 11872140, 14246568, 15264180, 17808210, 21369852, 23744280, 26712315, 30528360, 35616420, 42739704, 53424630, 71232840, 106849260, 213698520]

約数ペア:

[(1, 213698520), (2, 106849260), (3, 71232840), (4, 53424630), (5, 42739704), (6, 35616420), (7, 30528360), (8, 26712315), (9, 23744280), (10, 21369852), (12, 17808210), (14, 15264180), (15, 14246568), (18, 11872140), (20, 10684926), (21, 10176120), (23, 9291240), (24, 8904105), (27, 7914760), (28, 7632090), (30, 7123284), (35, 6105672), (36, 5936070), (40, 5342463), (42, 5088060), (45, 4748856), (46, 4645620), (54, 3957380), (56, 3816045), (60, 3561642), (63, 3392040), (69, 3097080), (70, 3052836), (72, 2968035), (84, 2544030), (90, 2374428), (92, 2322810), (105, 2035224), (108, 1978690), (115, 1858248), (120, 1780821), (126, 1696020), (135, 1582952), (138, 1548540), (140, 1526418), (161, 1327320), (168, 1272015), (180, 1187214), (184, 1161405), (189, 1130680), (207, 1032360), (210, 1017612), (216, 989345), (230, 929124), (252, 848010), (270, 791476), (276, 774270), (280, 763209), (315, 678408), (322, 663660), (345, 619416), (360, 593607), (378, 565340), (414, 516180), (420, 508806), (460, 464562), (483, 442440), (504, 424005), (540, 395738), (552, 387135), (621, 344120), (630, 339204), (644, 331830), (690, 309708), (756, 282670), (805, 265464), (828, 258090), (840, 254403), (920, 232281), (945, 226136), (966, 221220), (1035, 206472), (1080, 197869), (1229, 173880), (1242, 172060), (1260, 169602), (1288, 165915), (1380, 154854), (1449, 147480), (1512, 141335), (1610, 132732), (1656, 129045), (1890, 113068), (1932, 110610), (2070, 103236), (2415, 88488), (2458, 86940), (2484, 86030), (2520, 84801), (2760, 77427), (2898, 73740), (3105, 68824), (3220, 66366), (3687, 57960), (3780, 56534), (3864, 55305), (4140, 51618), (4347, 49160), (4830, 44244), (4916, 43470), (4968, 43015), (5796, 36870), (6145, 34776), (6210, 34412), (6440, 33183), (7245, 29496), (7374, 28980), (7560, 28267), (8280, 25809), (8603, 24840), (8694, 24580), (9660, 22122), (9832, 21735), (11061, 19320), (11592, 18435), (12290, 17388), (12420, 17206), (14490, 14748)]