200987220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 660744000

約数和(自身を除く): 459756780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 137, 140, 147, 196, 210, 245, 274, 294, 411, 420, 490, 499, 548, 588, 685, 735, 822, 959, 980, 998, 1370, 1470, 1497, 1644, 1918, 1996, 2055, 2495, 2740, 2877, 2940, 2994, 3493, 3836, 4110, 4795, 4990, 5754, 5988, 6713, 6986, 7485, 8220, 9590, 9980, 10479, 11508, 13426, 13972, 14385, 14970, 17465, 19180, 20139, 20958, 24451, 26852, 28770, 29940, 33565, 34930, 40278, 41916, 48902, 52395, 57540, 67130, 68363, 69860, 73353, 80556, 97804, 100695, 104790, 122255, 134260, 136726, 146706, 201390, 205089, 209580, 244510, 273452, 293412, 341815, 366765, 402780, 410178, 478541, 489020, 683630, 733530, 820356, 957082, 1025445, 1367260, 1435623, 1467060, 1914164, 2050890, 2392705, 2871246, 3349787, 4101780, 4785410, 5742492, 6699574, 7178115, 9570820, 10049361, 13399148, 14356230, 16748935, 20098722, 28712460, 33497870, 40197444, 50246805, 66995740, 100493610, 200987220]

約数ペア:

[(1, 200987220), (2, 100493610), (3, 66995740), (4, 50246805), (5, 40197444), (6, 33497870), (7, 28712460), (10, 20098722), (12, 16748935), (14, 14356230), (15, 13399148), (20, 10049361), (21, 9570820), (28, 7178115), (30, 6699574), (35, 5742492), (42, 4785410), (49, 4101780), (60, 3349787), (70, 2871246), (84, 2392705), (98, 2050890), (105, 1914164), (137, 1467060), (140, 1435623), (147, 1367260), (196, 1025445), (210, 957082), (245, 820356), (274, 733530), (294, 683630), (411, 489020), (420, 478541), (490, 410178), (499, 402780), (548, 366765), (588, 341815), (685, 293412), (735, 273452), (822, 244510), (959, 209580), (980, 205089), (998, 201390), (1370, 146706), (1470, 136726), (1497, 134260), (1644, 122255), (1918, 104790), (1996, 100695), (2055, 97804), (2495, 80556), (2740, 73353), (2877, 69860), (2940, 68363), (2994, 67130), (3493, 57540), (3836, 52395), (4110, 48902), (4795, 41916), (4990, 40278), (5754, 34930), (5988, 33565), (6713, 29940), (6986, 28770), (7485, 26852), (8220, 24451), (9590, 20958), (9980, 20139), (10479, 19180), (11508, 17465), (13426, 14970), (13972, 14385)]