198688860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2239}}^1$

素因数の和:2300

約数の個数: 144

約数和(自身を含む): 660441600

約数和(自身を除く): 461752740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 580, 612, 765, 870, 986, 1020, 1044, 1305, 1479, 1530, 1740, 1972, 2239, 2465, 2610, 2958, 3060, 4437, 4478, 4930, 5220, 5916, 6717, 7395, 8874, 8956, 9860, 11195, 13434, 14790, 17748, 20151, 22185, 22390, 26868, 29580, 33585, 38063, 40302, 44370, 44780, 64931, 67170, 76126, 80604, 88740, 100755, 114189, 129862, 134340, 152252, 190315, 194793, 201510, 228378, 259724, 324655, 342567, 380630, 389586, 403020, 456756, 570945, 584379, 649310, 685134, 761260, 779172, 973965, 1103827, 1141890, 1168758, 1298620, 1370268, 1712835, 1947930, 2207654, 2283780, 2337516, 2921895, 3311481, 3425670, 3895860, 4415308, 5519135, 5843790, 6622962, 6851340, 9934443, 11038270, 11687580, 13245924, 16557405, 19868886, 22076540, 33114810, 39737772, 49672215, 66229620, 99344430, 198688860]

約数ペア:

[(1, 198688860), (2, 99344430), (3, 66229620), (4, 49672215), (5, 39737772), (6, 33114810), (9, 22076540), (10, 19868886), (12, 16557405), (15, 13245924), (17, 11687580), (18, 11038270), (20, 9934443), (29, 6851340), (30, 6622962), (34, 5843790), (36, 5519135), (45, 4415308), (51, 3895860), (58, 3425670), (60, 3311481), (68, 2921895), (85, 2337516), (87, 2283780), (90, 2207654), (102, 1947930), (116, 1712835), (145, 1370268), (153, 1298620), (170, 1168758), (174, 1141890), (180, 1103827), (204, 973965), (255, 779172), (261, 761260), (290, 685134), (306, 649310), (340, 584379), (348, 570945), (435, 456756), (493, 403020), (510, 389586), (522, 380630), (580, 342567), (612, 324655), (765, 259724), (870, 228378), (986, 201510), (1020, 194793), (1044, 190315), (1305, 152252), (1479, 134340), (1530, 129862), (1740, 114189), (1972, 100755), (2239, 88740), (2465, 80604), (2610, 76126), (2958, 67170), (3060, 64931), (4437, 44780), (4478, 44370), (4930, 40302), (5220, 38063), (5916, 33585), (6717, 29580), (7395, 26868), (8874, 22390), (8956, 22185), (9860, 20151), (11195, 17748), (13434, 14790)]