221850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:64

約数の個数: 72

約数和(自身を含む): 652860

約数和(自身を除く): 431010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 29, 30, 34, 45, 50, 51, 58, 75, 85, 87, 90, 102, 145, 150, 153, 170, 174, 225, 255, 261, 290, 306, 425, 435, 450, 493, 510, 522, 725, 765, 850, 870, 986, 1275, 1305, 1450, 1479, 1530, 2175, 2465, 2550, 2610, 2958, 3825, 4350, 4437, 4930, 6525, 7395, 7650, 8874, 12325, 13050, 14790, 22185, 24650, 36975, 44370, 73950, 110925, 221850]

約数ペア:

[(1, 221850), (2, 110925), (3, 73950), (5, 44370), (6, 36975), (9, 24650), (10, 22185), (15, 14790), (17, 13050), (18, 12325), (25, 8874), (29, 7650), (30, 7395), (34, 6525), (45, 4930), (50, 4437), (51, 4350), (58, 3825), (75, 2958), (85, 2610), (87, 2550), (90, 2465), (102, 2175), (145, 1530), (150, 1479), (153, 1450), (170, 1305), (174, 1275), (225, 986), (255, 870), (261, 850), (290, 765), (306, 725), (425, 522), (435, 510), (450, 493)]