7131105080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{18149}}^1$

素因数の和:18237

約数の個数: 128

約数和(自身を含む): 18817920000

約数和(自身を除く): 11686814920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 47, 55, 76, 88, 94, 95, 110, 152, 188, 190, 209, 220, 235, 376, 380, 418, 440, 470, 517, 760, 836, 893, 940, 1034, 1045, 1672, 1786, 1880, 2068, 2090, 2585, 3572, 4136, 4180, 4465, 5170, 7144, 8360, 8930, 9823, 10340, 17860, 18149, 19646, 20680, 35720, 36298, 39292, 49115, 72596, 78584, 90745, 98230, 145192, 181490, 196460, 199639, 344831, 362980, 392920, 399278, 689662, 725960, 798556, 853003, 998195, 1379324, 1597112, 1706006, 1724155, 1996390, 2758648, 3412012, 3448310, 3793141, 3992780, 4265015, 6824024, 6896620, 7586282, 7985560, 8530030, 9383033, 13793240, 15172564, 16207057, 17060060, 18766066, 18965705, 30345128, 32414114, 34120120, 37532132, 37931410, 46915165, 64828228, 75064264, 75862820, 81035285, 93830330, 129656456, 151725640, 162070570, 178277627, 187660660, 324141140, 356555254, 375321320, 648282280, 713110508, 891388135, 1426221016, 1782776270, 3565552540, 7131105080]

約数ペア:

[(1, 7131105080), (2, 3565552540), (4, 1782776270), (5, 1426221016), (8, 891388135), (10, 713110508), (11, 648282280), (19, 375321320), (20, 356555254), (22, 324141140), (38, 187660660), (40, 178277627), (44, 162070570), (47, 151725640), (55, 129656456), (76, 93830330), (88, 81035285), (94, 75862820), (95, 75064264), (110, 64828228), (152, 46915165), (188, 37931410), (190, 37532132), (209, 34120120), (220, 32414114), (235, 30345128), (376, 18965705), (380, 18766066), (418, 17060060), (440, 16207057), (470, 15172564), (517, 13793240), (760, 9383033), (836, 8530030), (893, 7985560), (940, 7586282), (1034, 6896620), (1045, 6824024), (1672, 4265015), (1786, 3992780), (1880, 3793141), (2068, 3448310), (2090, 3412012), (2585, 2758648), (3572, 1996390), (4136, 1724155), (4180, 1706006), (4465, 1597112), (5170, 1379324), (7144, 998195), (8360, 853003), (8930, 798556), (9823, 725960), (10340, 689662), (17860, 399278), (18149, 392920), (19646, 362980), (20680, 344831), (35720, 199639), (36298, 196460), (39292, 181490), (49115, 145192), (72596, 98230), (78584, 90745)]