28050840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1406

約数の個数: 128

約数和(自身を含む): 98496000

約数和(自身を除く): 70445160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1367, 1368, 1710, 2052, 2280, 2565, 2734, 3420, 4101, 4104, 5130, 5468, 6835, 6840, 8202, 10260, 10936, 12303, 13670, 16404, 20505, 20520, 24606, 25973, 27340, 32808, 36909, 41010, 49212, 51946, 54680, 61515, 73818, 77919, 82020, 98424, 103892, 123030, 129865, 147636, 155838, 164040, 184545, 207784, 233757, 246060, 259730, 295272, 311676, 369090, 389595, 467514, 492120, 519460, 623352, 701271, 738180, 779190, 935028, 1038920, 1168785, 1402542, 1476360, 1558380, 1870056, 2337570, 2805084, 3116760, 3506355, 4675140, 5610168, 7012710, 9350280, 14025420, 28050840]

約数ペア:

[(1, 28050840), (2, 14025420), (3, 9350280), (4, 7012710), (5, 5610168), (6, 4675140), (8, 3506355), (9, 3116760), (10, 2805084), (12, 2337570), (15, 1870056), (18, 1558380), (19, 1476360), (20, 1402542), (24, 1168785), (27, 1038920), (30, 935028), (36, 779190), (38, 738180), (40, 701271), (45, 623352), (54, 519460), (57, 492120), (60, 467514), (72, 389595), (76, 369090), (90, 311676), (95, 295272), (108, 259730), (114, 246060), (120, 233757), (135, 207784), (152, 184545), (171, 164040), (180, 155838), (190, 147636), (216, 129865), (228, 123030), (270, 103892), (285, 98424), (342, 82020), (360, 77919), (380, 73818), (456, 61515), (513, 54680), (540, 51946), (570, 49212), (684, 41010), (760, 36909), (855, 32808), (1026, 27340), (1080, 25973), (1140, 24606), (1367, 20520), (1368, 20505), (1710, 16404), (2052, 13670), (2280, 12303), (2565, 10936), (2734, 10260), (3420, 8202), (4101, 6840), (4104, 6835), (5130, 5468)]