221405250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 616771584

約数和(自身を除く): 395366334

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 47, 50, 55, 66, 75, 94, 110, 125, 141, 150, 165, 235, 250, 275, 282, 330, 375, 470, 517, 550, 571, 705, 750, 825, 1034, 1142, 1175, 1375, 1410, 1551, 1650, 1713, 2350, 2585, 2750, 2855, 3102, 3426, 3525, 4125, 5170, 5710, 5875, 6281, 7050, 7755, 8250, 8565, 11750, 12562, 12925, 14275, 15510, 17130, 17625, 18843, 25850, 26837, 28550, 31405, 35250, 37686, 38775, 42825, 53674, 62810, 64625, 71375, 77550, 80511, 85650, 94215, 129250, 134185, 142750, 157025, 161022, 188430, 193875, 214125, 268370, 295207, 314050, 387750, 402555, 428250, 471075, 590414, 670925, 785125, 805110, 885621, 942150, 1341850, 1476035, 1570250, 1771242, 2012775, 2355375, 2952070, 3354625, 4025550, 4428105, 4710750, 6709250, 7380175, 8856210, 10063875, 14760350, 20127750, 22140525, 36900875, 44281050, 73801750, 110702625, 221405250]

約数ペア:

[(1, 221405250), (2, 110702625), (3, 73801750), (5, 44281050), (6, 36900875), (10, 22140525), (11, 20127750), (15, 14760350), (22, 10063875), (25, 8856210), (30, 7380175), (33, 6709250), (47, 4710750), (50, 4428105), (55, 4025550), (66, 3354625), (75, 2952070), (94, 2355375), (110, 2012775), (125, 1771242), (141, 1570250), (150, 1476035), (165, 1341850), (235, 942150), (250, 885621), (275, 805110), (282, 785125), (330, 670925), (375, 590414), (470, 471075), (517, 428250), (550, 402555), (571, 387750), (705, 314050), (750, 295207), (825, 268370), (1034, 214125), (1142, 193875), (1175, 188430), (1375, 161022), (1410, 157025), (1551, 142750), (1650, 134185), (1713, 129250), (2350, 94215), (2585, 85650), (2750, 80511), (2855, 77550), (3102, 71375), (3426, 64625), (3525, 62810), (4125, 53674), (5170, 42825), (5710, 38775), (5875, 37686), (6281, 35250), (7050, 31405), (7755, 28550), (8250, 26837), (8565, 25850), (11750, 18843), (12562, 17625), (12925, 17130), (14275, 15510)]