68786080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 199221120

約数和(自身を除く): 130435040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 32, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 121, 136, 152, 160, 170, 176, 187, 190, 209, 220, 242, 272, 304, 323, 340, 352, 374, 380, 418, 440, 484, 544, 605, 608, 646, 680, 748, 760, 836, 880, 935, 968, 1045, 1210, 1292, 1331, 1360, 1496, 1520, 1615, 1672, 1760, 1870, 1936, 2057, 2090, 2299, 2420, 2584, 2662, 2720, 2992, 3040, 3230, 3344, 3553, 3740, 3872, 4114, 4180, 4598, 4840, 5168, 5324, 5984, 6460, 6655, 6688, 7106, 7480, 8228, 8360, 9196, 9680, 10285, 10336, 10648, 11495, 12920, 13310, 14212, 14960, 16456, 16720, 17765, 18392, 19360, 20570, 21296, 22627, 22990, 25289, 25840, 26620, 28424, 29920, 32912, 33440, 35530, 36784, 39083, 41140, 42592, 45254, 45980, 50578, 51680, 53240, 56848, 65824, 71060, 73568, 78166, 82280, 90508, 91960, 101156, 106480, 113135, 113696, 126445, 142120, 156332, 164560, 181016, 183920, 195415, 202312, 212960, 226270, 252890, 284240, 312664, 329120, 362032, 367840, 390830, 404624, 429913, 452540, 505780, 568480, 625328, 724064, 781660, 809248, 859826, 905080, 1011560, 1250656, 1563320, 1719652, 1810160, 2023120, 2149565, 3126640, 3439304, 3620320, 4046240, 4299130, 6253280, 6878608, 8598260, 13757216, 17196520, 34393040, 68786080]

約数ペア:

[(1, 68786080), (2, 34393040), (4, 17196520), (5, 13757216), (8, 8598260), (10, 6878608), (11, 6253280), (16, 4299130), (17, 4046240), (19, 3620320), (20, 3439304), (22, 3126640), (32, 2149565), (34, 2023120), (38, 1810160), (40, 1719652), (44, 1563320), (55, 1250656), (68, 1011560), (76, 905080), (80, 859826), (85, 809248), (88, 781660), (95, 724064), (110, 625328), (121, 568480), (136, 505780), (152, 452540), (160, 429913), (170, 404624), (176, 390830), (187, 367840), (190, 362032), (209, 329120), (220, 312664), (242, 284240), (272, 252890), (304, 226270), (323, 212960), (340, 202312), (352, 195415), (374, 183920), (380, 181016), (418, 164560), (440, 156332), (484, 142120), (544, 126445), (605, 113696), (608, 113135), (646, 106480), (680, 101156), (748, 91960), (760, 90508), (836, 82280), (880, 78166), (935, 73568), (968, 71060), (1045, 65824), (1210, 56848), (1292, 53240), (1331, 51680), (1360, 50578), (1496, 45980), (1520, 45254), (1615, 42592), (1672, 41140), (1760, 39083), (1870, 36784), (1936, 35530), (2057, 33440), (2090, 32912), (2299, 29920), (2420, 28424), (2584, 26620), (2662, 25840), (2720, 25289), (2992, 22990), (3040, 22627), (3230, 21296), (3344, 20570), (3553, 19360), (3740, 18392), (3872, 17765), (4114, 16720), (4180, 16456), (4598, 14960), (4840, 14212), (5168, 13310), (5324, 12920), (5984, 11495), (6460, 10648), (6655, 10336), (6688, 10285), (7106, 9680), (7480, 9196), (8228, 8360)]