280227870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2753}}^1$

素因数の和:2811

約数の個数: 128

約数和(自身を含む): 832809600

約数和(自身を除く): 552581730

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 29, 30, 39, 45, 54, 58, 65, 78, 87, 90, 117, 130, 135, 145, 174, 195, 234, 261, 270, 290, 351, 377, 390, 435, 522, 585, 702, 754, 783, 870, 1131, 1170, 1305, 1566, 1755, 1885, 2262, 2610, 2753, 3393, 3510, 3770, 3915, 5506, 5655, 6786, 7830, 8259, 10179, 11310, 13765, 16518, 16965, 20358, 24777, 27530, 33930, 35789, 41295, 49554, 50895, 71578, 74331, 79837, 82590, 101790, 107367, 123885, 148662, 159674, 178945, 214734, 239511, 247770, 322101, 357890, 371655, 399185, 479022, 536835, 644202, 718533, 743310, 798370, 966303, 1037881, 1073670, 1197555, 1437066, 1610505, 1932606, 2075762, 2155599, 2395110, 3113643, 3221010, 3592665, 4311198, 4831515, 5189405, 6227286, 7185330, 9340929, 9663030, 10378810, 10777995, 15568215, 18681858, 21555990, 28022787, 31136430, 46704645, 56045574, 93409290, 140113935, 280227870]

約数ペア:

[(1, 280227870), (2, 140113935), (3, 93409290), (5, 56045574), (6, 46704645), (9, 31136430), (10, 28022787), (13, 21555990), (15, 18681858), (18, 15568215), (26, 10777995), (27, 10378810), (29, 9663030), (30, 9340929), (39, 7185330), (45, 6227286), (54, 5189405), (58, 4831515), (65, 4311198), (78, 3592665), (87, 3221010), (90, 3113643), (117, 2395110), (130, 2155599), (135, 2075762), (145, 1932606), (174, 1610505), (195, 1437066), (234, 1197555), (261, 1073670), (270, 1037881), (290, 966303), (351, 798370), (377, 743310), (390, 718533), (435, 644202), (522, 536835), (585, 479022), (702, 399185), (754, 371655), (783, 357890), (870, 322101), (1131, 247770), (1170, 239511), (1305, 214734), (1566, 178945), (1755, 159674), (1885, 148662), (2262, 123885), (2610, 107367), (2753, 101790), (3393, 82590), (3510, 79837), (3770, 74331), (3915, 71578), (5506, 50895), (5655, 49554), (6786, 41295), (7830, 35789), (8259, 33930), (10179, 27530), (11310, 24777), (13765, 20358), (16518, 16965)]