201225780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5507}}^1$

素因数の和:5558

約数の個数: 144

約数和(自身を含む): 721768320

約数和(自身を除く): 520542540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2436, 2610, 3045, 3654, 4060, 5220, 5507, 6090, 7308, 9135, 11014, 12180, 16521, 18270, 22028, 27535, 33042, 36540, 38549, 49563, 55070, 66084, 77098, 82605, 99126, 110140, 115647, 154196, 159703, 165210, 192745, 198252, 231294, 247815, 319406, 330420, 346941, 385490, 462588, 479109, 495630, 578235, 638812, 693882, 770980, 798515, 958218, 991260, 1117921, 1156470, 1387764, 1437327, 1597030, 1734705, 1916436, 2235842, 2312940, 2395545, 2874654, 3194060, 3353763, 3469410, 4471684, 4791090, 5589605, 5749308, 6707526, 6938820, 7186635, 9582180, 10061289, 11179210, 13415052, 14373270, 16768815, 20122578, 22358420, 28746540, 33537630, 40245156, 50306445, 67075260, 100612890, 201225780]

約数ペア:

[(1, 201225780), (2, 100612890), (3, 67075260), (4, 50306445), (5, 40245156), (6, 33537630), (7, 28746540), (9, 22358420), (10, 20122578), (12, 16768815), (14, 14373270), (15, 13415052), (18, 11179210), (20, 10061289), (21, 9582180), (28, 7186635), (29, 6938820), (30, 6707526), (35, 5749308), (36, 5589605), (42, 4791090), (45, 4471684), (58, 3469410), (60, 3353763), (63, 3194060), (70, 2874654), (84, 2395545), (87, 2312940), (90, 2235842), (105, 1916436), (116, 1734705), (126, 1597030), (140, 1437327), (145, 1387764), (174, 1156470), (180, 1117921), (203, 991260), (210, 958218), (252, 798515), (261, 770980), (290, 693882), (315, 638812), (348, 578235), (406, 495630), (420, 479109), (435, 462588), (522, 385490), (580, 346941), (609, 330420), (630, 319406), (812, 247815), (870, 231294), (1015, 198252), (1044, 192745), (1218, 165210), (1260, 159703), (1305, 154196), (1740, 115647), (1827, 110140), (2030, 99126), (2436, 82605), (2610, 77098), (3045, 66084), (3654, 55070), (4060, 49563), (5220, 38549), (5507, 36540), (6090, 33042), (7308, 27535), (9135, 22028), (11014, 18270), (12180, 16521)]