28249650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 89369280

約数和(自身を除く): 61119630

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 25, 26, 30, 33, 39, 45, 50, 55, 65, 66, 75, 78, 90, 99, 110, 117, 130, 143, 150, 165, 195, 198, 225, 234, 275, 286, 325, 330, 390, 429, 439, 450, 495, 550, 585, 650, 715, 825, 858, 878, 975, 990, 1170, 1287, 1317, 1430, 1650, 1950, 2145, 2195, 2475, 2574, 2634, 2925, 3575, 3951, 4290, 4390, 4829, 4950, 5707, 5850, 6435, 6585, 7150, 7902, 9658, 10725, 10975, 11414, 12870, 13170, 14487, 17121, 19755, 21450, 21950, 24145, 28535, 28974, 32175, 32925, 34242, 39510, 43461, 48290, 51363, 57070, 62777, 64350, 65850, 72435, 85605, 86922, 98775, 102726, 120725, 125554, 142675, 144870, 171210, 188331, 197550, 217305, 241450, 256815, 285350, 313885, 362175, 376662, 428025, 434610, 513630, 564993, 627770, 724350, 856050, 941655, 1086525, 1129986, 1284075, 1569425, 1883310, 2173050, 2568150, 2824965, 3138850, 4708275, 5649930, 9416550, 14124825, 28249650]

約数ペア:

[(1, 28249650), (2, 14124825), (3, 9416550), (5, 5649930), (6, 4708275), (9, 3138850), (10, 2824965), (11, 2568150), (13, 2173050), (15, 1883310), (18, 1569425), (22, 1284075), (25, 1129986), (26, 1086525), (30, 941655), (33, 856050), (39, 724350), (45, 627770), (50, 564993), (55, 513630), (65, 434610), (66, 428025), (75, 376662), (78, 362175), (90, 313885), (99, 285350), (110, 256815), (117, 241450), (130, 217305), (143, 197550), (150, 188331), (165, 171210), (195, 144870), (198, 142675), (225, 125554), (234, 120725), (275, 102726), (286, 98775), (325, 86922), (330, 85605), (390, 72435), (429, 65850), (439, 64350), (450, 62777), (495, 57070), (550, 51363), (585, 48290), (650, 43461), (715, 39510), (825, 34242), (858, 32925), (878, 32175), (975, 28974), (990, 28535), (1170, 24145), (1287, 21950), (1317, 21450), (1430, 19755), (1650, 17121), (1950, 14487), (2145, 13170), (2195, 12870), (2475, 11414), (2574, 10975), (2634, 10725), (2925, 9658), (3575, 7902), (3951, 7150), (4290, 6585), (4390, 6435), (4829, 5850), (4950, 5707)]