28186380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 89768448

約数和(自身を除く): 61582068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 127, 135, 137, 162, 180, 254, 270, 274, 324, 381, 405, 411, 508, 540, 548, 635, 685, 762, 810, 822, 1143, 1233, 1270, 1370, 1524, 1620, 1644, 1905, 2055, 2286, 2466, 2540, 2740, 3429, 3699, 3810, 4110, 4572, 4932, 5715, 6165, 6858, 7398, 7620, 8220, 10287, 11097, 11430, 12330, 13716, 14796, 17145, 17399, 18495, 20574, 22194, 22860, 24660, 34290, 34798, 36990, 41148, 44388, 51435, 52197, 55485, 68580, 69596, 73980, 86995, 102870, 104394, 110970, 156591, 173990, 205740, 208788, 221940, 260985, 313182, 347980, 469773, 521970, 626364, 782955, 939546, 1043940, 1409319, 1565910, 1879092, 2348865, 2818638, 3131820, 4697730, 5637276, 7046595, 9395460, 14093190, 28186380]

約数ペア:

[(1, 28186380), (2, 14093190), (3, 9395460), (4, 7046595), (5, 5637276), (6, 4697730), (9, 3131820), (10, 2818638), (12, 2348865), (15, 1879092), (18, 1565910), (20, 1409319), (27, 1043940), (30, 939546), (36, 782955), (45, 626364), (54, 521970), (60, 469773), (81, 347980), (90, 313182), (108, 260985), (127, 221940), (135, 208788), (137, 205740), (162, 173990), (180, 156591), (254, 110970), (270, 104394), (274, 102870), (324, 86995), (381, 73980), (405, 69596), (411, 68580), (508, 55485), (540, 52197), (548, 51435), (635, 44388), (685, 41148), (762, 36990), (810, 34798), (822, 34290), (1143, 24660), (1233, 22860), (1270, 22194), (1370, 20574), (1524, 18495), (1620, 17399), (1644, 17145), (1905, 14796), (2055, 13716), (2286, 12330), (2466, 11430), (2540, 11097), (2740, 10287), (3429, 8220), (3699, 7620), (3810, 7398), (4110, 6858), (4572, 6165), (4932, 5715)]