258765760

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 168

約数和(自身を含む): 698071248

約数和(自身を除く): 439305488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 121, 160, 163, 164, 176, 205, 220, 242, 320, 326, 328, 352, 410, 440, 451, 484, 605, 652, 656, 704, 815, 820, 880, 902, 968, 1210, 1304, 1312, 1630, 1640, 1760, 1793, 1804, 1936, 2255, 2420, 2608, 2624, 3260, 3280, 3520, 3586, 3608, 3872, 4510, 4840, 4961, 5216, 6520, 6560, 6683, 7172, 7216, 7744, 8965, 9020, 9680, 9922, 10432, 13040, 13120, 13366, 14344, 14432, 17930, 18040, 19360, 19723, 19844, 24805, 26080, 26732, 28688, 28864, 33415, 35860, 36080, 38720, 39446, 39688, 49610, 52160, 53464, 57376, 66830, 71720, 72160, 73513, 78892, 79376, 98615, 99220, 106928, 114752, 133660, 143440, 144320, 147026, 157784, 158752, 197230, 198440, 213856, 267320, 286880, 294052, 315568, 317504, 367565, 394460, 396880, 427712, 534640, 573760, 588104, 631136, 735130, 788920, 793760, 808643, 1069280, 1176208, 1262272, 1470260, 1577840, 1587520, 1617286, 2138560, 2352416, 2940520, 3155680, 3234572, 4043215, 4704832, 5881040, 6311360, 6469144, 8086430, 11762080, 12938288, 16172860, 23524160, 25876576, 32345720, 51753152, 64691440, 129382880, 258765760]

約数ペア:

[(1, 258765760), (2, 129382880), (4, 64691440), (5, 51753152), (8, 32345720), (10, 25876576), (11, 23524160), (16, 16172860), (20, 12938288), (22, 11762080), (32, 8086430), (40, 6469144), (41, 6311360), (44, 5881040), (55, 4704832), (64, 4043215), (80, 3234572), (82, 3155680), (88, 2940520), (110, 2352416), (121, 2138560), (160, 1617286), (163, 1587520), (164, 1577840), (176, 1470260), (205, 1262272), (220, 1176208), (242, 1069280), (320, 808643), (326, 793760), (328, 788920), (352, 735130), (410, 631136), (440, 588104), (451, 573760), (484, 534640), (605, 427712), (652, 396880), (656, 394460), (704, 367565), (815, 317504), (820, 315568), (880, 294052), (902, 286880), (968, 267320), (1210, 213856), (1304, 198440), (1312, 197230), (1630, 158752), (1640, 157784), (1760, 147026), (1793, 144320), (1804, 143440), (1936, 133660), (2255, 114752), (2420, 106928), (2608, 99220), (2624, 98615), (3260, 79376), (3280, 78892), (3520, 73513), (3586, 72160), (3608, 71720), (3872, 66830), (4510, 57376), (4840, 53464), (4961, 52160), (5216, 49610), (6520, 39688), (6560, 39446), (6683, 38720), (7172, 36080), (7216, 35860), (7744, 33415), (8965, 28864), (9020, 28688), (9680, 26732), (9922, 26080), (10432, 24805), (13040, 19844), (13120, 19723), (13366, 19360), (14344, 18040), (14432, 17930)]