281835216

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 180

約数和(自身を含む): 879973068

約数和(自身を除く): 598137852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 37, 39, 48, 52, 72, 74, 78, 104, 111, 117, 144, 148, 156, 169, 208, 222, 234, 296, 312, 313, 333, 338, 444, 468, 481, 507, 592, 624, 626, 666, 676, 888, 936, 939, 962, 1014, 1252, 1332, 1352, 1443, 1521, 1776, 1872, 1878, 1924, 2028, 2504, 2664, 2704, 2817, 2886, 3042, 3756, 3848, 4056, 4069, 4329, 5008, 5328, 5634, 5772, 6084, 6253, 7512, 7696, 8112, 8138, 8658, 11268, 11544, 11581, 12168, 12207, 12506, 15024, 16276, 17316, 18759, 22536, 23088, 23162, 24336, 24414, 25012, 32552, 34632, 34743, 36621, 37518, 45072, 46324, 48828, 50024, 52897, 56277, 65104, 69264, 69486, 73242, 75036, 92648, 97656, 100048, 104229, 105794, 112554, 138972, 146484, 150072, 150553, 158691, 185296, 195312, 208458, 211588, 225108, 277944, 292968, 300144, 301106, 317382, 416916, 423176, 450216, 451659, 476073, 555888, 585936, 602212, 634764, 833832, 846352, 900432, 903318, 952146, 1204424, 1269528, 1354977, 1667664, 1806636, 1904292, 1957189, 2408848, 2539056, 2709954, 3613272, 3808584, 3914378, 5419908, 5871567, 7226544, 7617168, 7828756, 10839816, 11743134, 15657512, 17614701, 21679632, 23486268, 31315024, 35229402, 46972536, 70458804, 93945072, 140917608, 281835216]

約数ペア:

[(1, 281835216), (2, 140917608), (3, 93945072), (4, 70458804), (6, 46972536), (8, 35229402), (9, 31315024), (12, 23486268), (13, 21679632), (16, 17614701), (18, 15657512), (24, 11743134), (26, 10839816), (36, 7828756), (37, 7617168), (39, 7226544), (48, 5871567), (52, 5419908), (72, 3914378), (74, 3808584), (78, 3613272), (104, 2709954), (111, 2539056), (117, 2408848), (144, 1957189), (148, 1904292), (156, 1806636), (169, 1667664), (208, 1354977), (222, 1269528), (234, 1204424), (296, 952146), (312, 903318), (313, 900432), (333, 846352), (338, 833832), (444, 634764), (468, 602212), (481, 585936), (507, 555888), (592, 476073), (624, 451659), (626, 450216), (666, 423176), (676, 416916), (888, 317382), (936, 301106), (939, 300144), (962, 292968), (1014, 277944), (1252, 225108), (1332, 211588), (1352, 208458), (1443, 195312), (1521, 185296), (1776, 158691), (1872, 150553), (1878, 150072), (1924, 146484), (2028, 138972), (2504, 112554), (2664, 105794), (2704, 104229), (2817, 100048), (2886, 97656), (3042, 92648), (3756, 75036), (3848, 73242), (4056, 69486), (4069, 69264), (4329, 65104), (5008, 56277), (5328, 52897), (5634, 50024), (5772, 48828), (6084, 46324), (6253, 45072), (7512, 37518), (7696, 36621), (8112, 34743), (8138, 34632), (8658, 32552), (11268, 25012), (11544, 24414), (11581, 24336), (12168, 23162), (12207, 23088), (12506, 22536), (15024, 18759), (16276, 17316)]