172929780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1886

約数の個数: 144

約数和(自身を含む): 573640704

約数和(自身を除く): 400710924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 170, 180, 186, 204, 255, 279, 306, 310, 340, 372, 465, 510, 527, 558, 612, 620, 765, 930, 1020, 1054, 1116, 1395, 1530, 1581, 1823, 1860, 2108, 2635, 2790, 3060, 3162, 3646, 4743, 5270, 5469, 5580, 6324, 7292, 7905, 9115, 9486, 10540, 10938, 15810, 16407, 18230, 18972, 21876, 23715, 27345, 30991, 31620, 32814, 36460, 47430, 54690, 56513, 61982, 65628, 82035, 92973, 94860, 109380, 113026, 123964, 154955, 164070, 169539, 185946, 226052, 278919, 282565, 309910, 328140, 339078, 371892, 464865, 508617, 557838, 565130, 619820, 678156, 847695, 929730, 960721, 1017234, 1115676, 1130260, 1394595, 1695390, 1859460, 1921442, 2034468, 2543085, 2789190, 2882163, 3390780, 3842884, 4803605, 5086170, 5578380, 5764326, 8646489, 9607210, 10172340, 11528652, 14410815, 17292978, 19214420, 28821630, 34585956, 43232445, 57643260, 86464890, 172929780]

約数ペア:

[(1, 172929780), (2, 86464890), (3, 57643260), (4, 43232445), (5, 34585956), (6, 28821630), (9, 19214420), (10, 17292978), (12, 14410815), (15, 11528652), (17, 10172340), (18, 9607210), (20, 8646489), (30, 5764326), (31, 5578380), (34, 5086170), (36, 4803605), (45, 3842884), (51, 3390780), (60, 2882163), (62, 2789190), (68, 2543085), (85, 2034468), (90, 1921442), (93, 1859460), (102, 1695390), (124, 1394595), (153, 1130260), (155, 1115676), (170, 1017234), (180, 960721), (186, 929730), (204, 847695), (255, 678156), (279, 619820), (306, 565130), (310, 557838), (340, 508617), (372, 464865), (465, 371892), (510, 339078), (527, 328140), (558, 309910), (612, 282565), (620, 278919), (765, 226052), (930, 185946), (1020, 169539), (1054, 164070), (1116, 154955), (1395, 123964), (1530, 113026), (1581, 109380), (1823, 94860), (1860, 92973), (2108, 82035), (2635, 65628), (2790, 61982), (3060, 56513), (3162, 54690), (3646, 47430), (4743, 36460), (5270, 32814), (5469, 31620), (5580, 30991), (6324, 27345), (7292, 23715), (7905, 21876), (9115, 18972), (9486, 18230), (10540, 16407), (10938, 15810)]