31394790

素因数分解:

$2^1\times 3^4\times 5^1\times 7^3\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 99316800

約数和(自身を除く): 67922010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 113, 126, 135, 147, 162, 189, 210, 226, 245, 270, 294, 315, 339, 343, 378, 405, 441, 490, 565, 567, 630, 678, 686, 735, 791, 810, 882, 945, 1017, 1029, 1130, 1134, 1323, 1470, 1582, 1695, 1715, 1890, 2034, 2058, 2205, 2373, 2646, 2835, 3051, 3087, 3390, 3430, 3955, 3969, 4410, 4746, 5085, 5145, 5537, 5670, 6102, 6174, 6615, 7119, 7910, 7938, 9153, 9261, 10170, 10290, 11074, 11865, 13230, 14238, 15255, 15435, 16611, 18306, 18522, 19845, 21357, 23730, 27685, 27783, 30510, 30870, 33222, 35595, 38759, 39690, 42714, 45765, 46305, 49833, 55370, 55566, 64071, 71190, 77518, 83055, 91530, 92610, 99666, 106785, 116277, 128142, 138915, 149499, 166110, 193795, 213570, 232554, 249165, 277830, 298998, 320355, 348831, 387590, 448497, 498330, 581385, 640710, 697662, 747495, 896994, 1046493, 1162770, 1494990, 1744155, 2092986, 2242485, 3139479, 3488310, 4484970, 5232465, 6278958, 10464930, 15697395, 31394790]

約数ペア:

[(1, 31394790), (2, 15697395), (3, 10464930), (5, 6278958), (6, 5232465), (7, 4484970), (9, 3488310), (10, 3139479), (14, 2242485), (15, 2092986), (18, 1744155), (21, 1494990), (27, 1162770), (30, 1046493), (35, 896994), (42, 747495), (45, 697662), (49, 640710), (54, 581385), (63, 498330), (70, 448497), (81, 387590), (90, 348831), (98, 320355), (105, 298998), (113, 277830), (126, 249165), (135, 232554), (147, 213570), (162, 193795), (189, 166110), (210, 149499), (226, 138915), (245, 128142), (270, 116277), (294, 106785), (315, 99666), (339, 92610), (343, 91530), (378, 83055), (405, 77518), (441, 71190), (490, 64071), (565, 55566), (567, 55370), (630, 49833), (678, 46305), (686, 45765), (735, 42714), (791, 39690), (810, 38759), (882, 35595), (945, 33222), (1017, 30870), (1029, 30510), (1130, 27783), (1134, 27685), (1323, 23730), (1470, 21357), (1582, 19845), (1695, 18522), (1715, 18306), (1890, 16611), (2034, 15435), (2058, 15255), (2205, 14238), (2373, 13230), (2646, 11865), (2835, 11074), (3051, 10290), (3087, 10170), (3390, 9261), (3430, 9153), (3955, 7938), (3969, 7910), (4410, 7119), (4746, 6615), (5085, 6174), (5145, 6102), (5537, 5670)]