621180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:68

約数の個数: 144

約数和(自身を含む): 2358720

約数和(自身を除く): 1737540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 29, 30, 34, 35, 36, 42, 45, 51, 58, 60, 63, 68, 70, 84, 85, 87, 90, 102, 105, 116, 119, 126, 140, 145, 153, 170, 174, 180, 203, 204, 210, 238, 252, 255, 261, 290, 306, 315, 340, 348, 357, 406, 420, 435, 476, 493, 510, 522, 580, 595, 609, 612, 630, 714, 765, 812, 870, 986, 1015, 1020, 1044, 1071, 1190, 1218, 1260, 1305, 1428, 1479, 1530, 1740, 1785, 1827, 1972, 2030, 2142, 2380, 2436, 2465, 2610, 2958, 3045, 3060, 3451, 3570, 3654, 4060, 4284, 4437, 4930, 5220, 5355, 5916, 6090, 6902, 7140, 7308, 7395, 8874, 9135, 9860, 10353, 10710, 12180, 13804, 14790, 17255, 17748, 18270, 20706, 21420, 22185, 29580, 31059, 34510, 36540, 41412, 44370, 51765, 62118, 69020, 88740, 103530, 124236, 155295, 207060, 310590, 621180]

約数ペア:

[(1, 621180), (2, 310590), (3, 207060), (4, 155295), (5, 124236), (6, 103530), (7, 88740), (9, 69020), (10, 62118), (12, 51765), (14, 44370), (15, 41412), (17, 36540), (18, 34510), (20, 31059), (21, 29580), (28, 22185), (29, 21420), (30, 20706), (34, 18270), (35, 17748), (36, 17255), (42, 14790), (45, 13804), (51, 12180), (58, 10710), (60, 10353), (63, 9860), (68, 9135), (70, 8874), (84, 7395), (85, 7308), (87, 7140), (90, 6902), (102, 6090), (105, 5916), (116, 5355), (119, 5220), (126, 4930), (140, 4437), (145, 4284), (153, 4060), (170, 3654), (174, 3570), (180, 3451), (203, 3060), (204, 3045), (210, 2958), (238, 2610), (252, 2465), (255, 2436), (261, 2380), (290, 2142), (306, 2030), (315, 1972), (340, 1827), (348, 1785), (357, 1740), (406, 1530), (420, 1479), (435, 1428), (476, 1305), (493, 1260), (510, 1218), (522, 1190), (580, 1071), (595, 1044), (609, 1020), (612, 1015), (630, 986), (714, 870), (765, 812)]