2130030

素因数分解:

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

素因数の和:60

約数の個数: 128

約数和(自身を含む): 6912000

約数和(自身を除く): 4781970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 42, 45, 46, 49, 54, 63, 69, 70, 90, 98, 105, 115, 126, 135, 138, 147, 161, 189, 207, 210, 230, 245, 270, 294, 315, 322, 343, 345, 378, 414, 441, 483, 490, 621, 630, 686, 690, 735, 805, 882, 945, 966, 1029, 1035, 1127, 1242, 1323, 1449, 1470, 1610, 1715, 1890, 2058, 2070, 2205, 2254, 2415, 2646, 2898, 3087, 3105, 3381, 3430, 4347, 4410, 4830, 5145, 5635, 6174, 6210, 6615, 6762, 7245, 7889, 8694, 9261, 10143, 10290, 11270, 13230, 14490, 15435, 15778, 16905, 18522, 20286, 21735, 23667, 30429, 30870, 33810, 39445, 43470, 46305, 47334, 50715, 60858, 71001, 78890, 92610, 101430, 118335, 142002, 152145, 213003, 236670, 304290, 355005, 426006, 710010, 1065015, 2130030]

約数ペア:

[(1, 2130030), (2, 1065015), (3, 710010), (5, 426006), (6, 355005), (7, 304290), (9, 236670), (10, 213003), (14, 152145), (15, 142002), (18, 118335), (21, 101430), (23, 92610), (27, 78890), (30, 71001), (35, 60858), (42, 50715), (45, 47334), (46, 46305), (49, 43470), (54, 39445), (63, 33810), (69, 30870), (70, 30429), (90, 23667), (98, 21735), (105, 20286), (115, 18522), (126, 16905), (135, 15778), (138, 15435), (147, 14490), (161, 13230), (189, 11270), (207, 10290), (210, 10143), (230, 9261), (245, 8694), (270, 7889), (294, 7245), (315, 6762), (322, 6615), (343, 6210), (345, 6174), (378, 5635), (414, 5145), (441, 4830), (483, 4410), (490, 4347), (621, 3430), (630, 3381), (686, 3105), (690, 3087), (735, 2898), (805, 2646), (882, 2415), (945, 2254), (966, 2205), (1029, 2070), (1035, 2058), (1127, 1890), (1242, 1715), (1323, 1610), (1449, 1470)]