201024640

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 505854720

約数和(自身を除く): 304830080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 64, 80, 82, 94, 128, 160, 163, 164, 188, 205, 235, 320, 326, 328, 376, 410, 470, 640, 652, 656, 752, 815, 820, 940, 1304, 1312, 1504, 1630, 1640, 1880, 1927, 2608, 2624, 3008, 3260, 3280, 3760, 3854, 5216, 5248, 6016, 6520, 6560, 6683, 7520, 7661, 7708, 9635, 10432, 13040, 13120, 13366, 15040, 15322, 15416, 19270, 20864, 26080, 26240, 26732, 30080, 30644, 30832, 33415, 38305, 38540, 52160, 53464, 61288, 61664, 66830, 76610, 77080, 104320, 106928, 122576, 123328, 133660, 153220, 154160, 213856, 245152, 246656, 267320, 306440, 308320, 314101, 427712, 490304, 534640, 612880, 616640, 628202, 855424, 980608, 1069280, 1225760, 1233280, 1256404, 1570505, 2138560, 2451520, 2512808, 3141010, 4277120, 4903040, 5025616, 6282020, 10051232, 12564040, 20102464, 25128080, 40204928, 50256160, 100512320, 201024640]

約数ペア:

[(1, 201024640), (2, 100512320), (4, 50256160), (5, 40204928), (8, 25128080), (10, 20102464), (16, 12564040), (20, 10051232), (32, 6282020), (40, 5025616), (41, 4903040), (47, 4277120), (64, 3141010), (80, 2512808), (82, 2451520), (94, 2138560), (128, 1570505), (160, 1256404), (163, 1233280), (164, 1225760), (188, 1069280), (205, 980608), (235, 855424), (320, 628202), (326, 616640), (328, 612880), (376, 534640), (410, 490304), (470, 427712), (640, 314101), (652, 308320), (656, 306440), (752, 267320), (815, 246656), (820, 245152), (940, 213856), (1304, 154160), (1312, 153220), (1504, 133660), (1630, 123328), (1640, 122576), (1880, 106928), (1927, 104320), (2608, 77080), (2624, 76610), (3008, 66830), (3260, 61664), (3280, 61288), (3760, 53464), (3854, 52160), (5216, 38540), (5248, 38305), (6016, 33415), (6520, 30832), (6560, 30644), (6683, 30080), (7520, 26732), (7661, 26240), (7708, 26080), (9635, 20864), (10432, 19270), (13040, 15416), (13120, 15322), (13366, 15040)]