208070100

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 288

約数和(自身を含む): 779116800

約数和(自身を除く): 571046700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 101, 105, 108, 109, 126, 135, 140, 150, 175, 180, 189, 202, 210, 218, 225, 252, 270, 300, 303, 315, 327, 350, 378, 404, 420, 436, 450, 505, 525, 540, 545, 606, 630, 654, 675, 700, 707, 756, 763, 900, 909, 945, 981, 1010, 1050, 1090, 1212, 1260, 1308, 1350, 1414, 1515, 1526, 1575, 1635, 1818, 1890, 1962, 2020, 2100, 2121, 2180, 2289, 2525, 2700, 2725, 2727, 2828, 2943, 3030, 3052, 3150, 3270, 3535, 3636, 3780, 3815, 3924, 4242, 4545, 4578, 4725, 4905, 5050, 5450, 5454, 5886, 6060, 6300, 6363, 6540, 6867, 7070, 7575, 7630, 8175, 8484, 9090, 9156, 9450, 9810, 10100, 10605, 10900, 10908, 11009, 11445, 11772, 12726, 13635, 13734, 14140, 14715, 15150, 15260, 16350, 17675, 18180, 18900, 19075, 19089, 19620, 20601, 21210, 22018, 22725, 22890, 24525, 25452, 27270, 27468, 29430, 30300, 31815, 32700, 33027, 34335, 35350, 38150, 38178, 41202, 42420, 44036, 45450, 45780, 49050, 53025, 54540, 55045, 57225, 58860, 63630, 66054, 68175, 68670, 70700, 73575, 76300, 76356, 77063, 82404, 90900, 95445, 98100, 99081, 103005, 106050, 110090, 114450, 127260, 132108, 136350, 137340, 147150, 154126, 159075, 165135, 171675, 190890, 198162, 206010, 212100, 220180, 228900, 231189, 272700, 275225, 294300, 297243, 308252, 318150, 330270, 343350, 381780, 385315, 396324, 412020, 462378, 477225, 495405, 515025, 550450, 594486, 636300, 660540, 686700, 693567, 770630, 825675, 924756, 954450, 990810, 1030050, 1100900, 1155945, 1188972, 1387134, 1486215, 1541260, 1651350, 1908900, 1926575, 1981620, 2060100, 2080701, 2311890, 2477025, 2774268, 2972430, 3302700, 3467835, 3853150, 4161402, 4623780, 4954050, 5779725, 5944860, 6935670, 7431075, 7706300, 8322804, 9908100, 10403505, 11559450, 13871340, 14862150, 17339175, 20807010, 23118900, 29724300, 34678350, 41614020, 52017525, 69356700, 104035050, 208070100]

約数ペア:

[(1, 208070100), (2, 104035050), (3, 69356700), (4, 52017525), (5, 41614020), (6, 34678350), (7, 29724300), (9, 23118900), (10, 20807010), (12, 17339175), (14, 14862150), (15, 13871340), (18, 11559450), (20, 10403505), (21, 9908100), (25, 8322804), (27, 7706300), (28, 7431075), (30, 6935670), (35, 5944860), (36, 5779725), (42, 4954050), (45, 4623780), (50, 4161402), (54, 3853150), (60, 3467835), (63, 3302700), (70, 2972430), (75, 2774268), (84, 2477025), (90, 2311890), (100, 2080701), (101, 2060100), (105, 1981620), (108, 1926575), (109, 1908900), (126, 1651350), (135, 1541260), (140, 1486215), (150, 1387134), (175, 1188972), (180, 1155945), (189, 1100900), (202, 1030050), (210, 990810), (218, 954450), (225, 924756), (252, 825675), (270, 770630), (300, 693567), (303, 686700), (315, 660540), (327, 636300), (350, 594486), (378, 550450), (404, 515025), (420, 495405), (436, 477225), (450, 462378), (505, 412020), (525, 396324), (540, 385315), (545, 381780), (606, 343350), (630, 330270), (654, 318150), (675, 308252), (700, 297243), (707, 294300), (756, 275225), (763, 272700), (900, 231189), (909, 228900), (945, 220180), (981, 212100), (1010, 206010), (1050, 198162), (1090, 190890), (1212, 171675), (1260, 165135), (1308, 159075), (1350, 154126), (1414, 147150), (1515, 137340), (1526, 136350), (1575, 132108), (1635, 127260), (1818, 114450), (1890, 110090), (1962, 106050), (2020, 103005), (2100, 99081), (2121, 98100), (2180, 95445), (2289, 90900), (2525, 82404), (2700, 77063), (2725, 76356), (2727, 76300), (2828, 73575), (2943, 70700), (3030, 68670), (3052, 68175), (3150, 66054), (3270, 63630), (3535, 58860), (3636, 57225), (3780, 55045), (3815, 54540), (3924, 53025), (4242, 49050), (4545, 45780), (4578, 45450), (4725, 44036), (4905, 42420), (5050, 41202), (5450, 38178), (5454, 38150), (5886, 35350), (6060, 34335), (6300, 33027), (6363, 32700), (6540, 31815), (6867, 30300), (7070, 29430), (7575, 27468), (7630, 27270), (8175, 25452), (8484, 24525), (9090, 22890), (9156, 22725), (9450, 22018), (9810, 21210), (10100, 20601), (10605, 19620), (10900, 19089), (10908, 19075), (11009, 18900), (11445, 18180), (11772, 17675), (12726, 16350), (13635, 15260), (13734, 15150), (14140, 14715)]