121761720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 416988000

約数和(自身を除く): 295226280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 107, 109, 116, 120, 145, 174, 180, 214, 218, 232, 261, 290, 321, 327, 348, 360, 428, 435, 436, 522, 535, 545, 580, 642, 654, 696, 856, 870, 872, 963, 981, 1044, 1070, 1090, 1160, 1284, 1305, 1308, 1605, 1635, 1740, 1926, 1962, 2088, 2140, 2180, 2568, 2610, 2616, 3103, 3161, 3210, 3270, 3480, 3852, 3924, 4280, 4360, 4815, 4905, 5220, 6206, 6322, 6420, 6540, 7704, 7848, 9309, 9483, 9630, 9810, 10440, 11663, 12412, 12644, 12840, 13080, 15515, 15805, 18618, 18966, 19260, 19620, 23326, 24824, 25288, 27927, 28449, 31030, 31610, 34989, 37236, 37932, 38520, 39240, 46545, 46652, 47415, 55854, 56898, 58315, 62060, 63220, 69978, 74472, 75864, 93090, 93304, 94830, 104967, 111708, 113796, 116630, 124120, 126440, 139635, 139956, 142245, 174945, 186180, 189660, 209934, 223416, 227592, 233260, 279270, 279912, 284490, 338227, 349890, 372360, 379320, 419868, 466520, 524835, 558540, 568980, 676454, 699780, 839736, 1014681, 1049670, 1117080, 1137960, 1352908, 1399560, 1691135, 2029362, 2099340, 2705816, 3044043, 3382270, 4058724, 4198680, 5073405, 6088086, 6764540, 8117448, 10146810, 12176172, 13529080, 15220215, 20293620, 24352344, 30440430, 40587240, 60880860, 121761720]

約数ペア:

[(1, 121761720), (2, 60880860), (3, 40587240), (4, 30440430), (5, 24352344), (6, 20293620), (8, 15220215), (9, 13529080), (10, 12176172), (12, 10146810), (15, 8117448), (18, 6764540), (20, 6088086), (24, 5073405), (29, 4198680), (30, 4058724), (36, 3382270), (40, 3044043), (45, 2705816), (58, 2099340), (60, 2029362), (72, 1691135), (87, 1399560), (90, 1352908), (107, 1137960), (109, 1117080), (116, 1049670), (120, 1014681), (145, 839736), (174, 699780), (180, 676454), (214, 568980), (218, 558540), (232, 524835), (261, 466520), (290, 419868), (321, 379320), (327, 372360), (348, 349890), (360, 338227), (428, 284490), (435, 279912), (436, 279270), (522, 233260), (535, 227592), (545, 223416), (580, 209934), (642, 189660), (654, 186180), (696, 174945), (856, 142245), (870, 139956), (872, 139635), (963, 126440), (981, 124120), (1044, 116630), (1070, 113796), (1090, 111708), (1160, 104967), (1284, 94830), (1305, 93304), (1308, 93090), (1605, 75864), (1635, 74472), (1740, 69978), (1926, 63220), (1962, 62060), (2088, 58315), (2140, 56898), (2180, 55854), (2568, 47415), (2610, 46652), (2616, 46545), (3103, 39240), (3161, 38520), (3210, 37932), (3270, 37236), (3480, 34989), (3852, 31610), (3924, 31030), (4280, 28449), (4360, 27927), (4815, 25288), (4905, 24824), (5220, 23326), (6206, 19620), (6322, 19260), (6420, 18966), (6540, 18618), (7704, 15805), (7848, 15515), (9309, 13080), (9483, 12840), (9630, 12644), (9810, 12412), (10440, 11663)]