1968582880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{4421}}^1$

素因数の和:4481

約数の個数: 144

約数和(自身を含む): 5335479072

約数和(自身を除く): 3366896192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 80, 88, 92, 110, 115, 121, 160, 176, 184, 220, 230, 242, 253, 352, 368, 440, 460, 484, 506, 605, 736, 880, 920, 968, 1012, 1210, 1265, 1760, 1840, 1936, 2024, 2420, 2530, 2783, 3680, 3872, 4048, 4421, 4840, 5060, 5566, 8096, 8842, 9680, 10120, 11132, 13915, 17684, 19360, 20240, 22105, 22264, 27830, 35368, 40480, 44210, 44528, 48631, 55660, 70736, 88420, 89056, 97262, 101683, 111320, 141472, 176840, 194524, 203366, 222640, 243155, 353680, 389048, 406732, 445280, 486310, 508415, 534941, 707360, 778096, 813464, 972620, 1016830, 1069882, 1118513, 1556192, 1626928, 1945240, 2033660, 2139764, 2237026, 2674705, 3253856, 3890480, 4067320, 4279528, 4474052, 5349410, 5592565, 7780960, 8134640, 8559056, 8948104, 10698820, 11185130, 12303643, 16269280, 17118112, 17896208, 21397640, 22370260, 24607286, 35792416, 42795280, 44740520, 49214572, 61518215, 85590560, 89481040, 98429144, 123036430, 178962080, 196858288, 246072860, 393716576, 492145720, 984291440, 1968582880]

約数ペア:

[(1, 1968582880), (2, 984291440), (4, 492145720), (5, 393716576), (8, 246072860), (10, 196858288), (11, 178962080), (16, 123036430), (20, 98429144), (22, 89481040), (23, 85590560), (32, 61518215), (40, 49214572), (44, 44740520), (46, 42795280), (55, 35792416), (80, 24607286), (88, 22370260), (92, 21397640), (110, 17896208), (115, 17118112), (121, 16269280), (160, 12303643), (176, 11185130), (184, 10698820), (220, 8948104), (230, 8559056), (242, 8134640), (253, 7780960), (352, 5592565), (368, 5349410), (440, 4474052), (460, 4279528), (484, 4067320), (506, 3890480), (605, 3253856), (736, 2674705), (880, 2237026), (920, 2139764), (968, 2033660), (1012, 1945240), (1210, 1626928), (1265, 1556192), (1760, 1118513), (1840, 1069882), (1936, 1016830), (2024, 972620), (2420, 813464), (2530, 778096), (2783, 707360), (3680, 534941), (3872, 508415), (4048, 486310), (4421, 445280), (4840, 406732), (5060, 389048), (5566, 353680), (8096, 243155), (8842, 222640), (9680, 203366), (10120, 194524), (11132, 176840), (13915, 141472), (17684, 111320), (19360, 101683), (20240, 97262), (22105, 89056), (22264, 88420), (27830, 70736), (35368, 55660), (40480, 48631), (44210, 44528)]