215002480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 664957440

約数和(自身を除く): 449954960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 121, 133, 140, 152, 154, 167, 176, 190, 209, 220, 242, 266, 280, 304, 308, 334, 380, 385, 418, 440, 484, 532, 560, 605, 616, 665, 668, 760, 770, 835, 836, 847, 880, 968, 1045, 1064, 1169, 1210, 1232, 1330, 1336, 1463, 1520, 1540, 1670, 1672, 1694, 1837, 1936, 2090, 2128, 2299, 2338, 2420, 2660, 2672, 2926, 3080, 3173, 3340, 3344, 3388, 3674, 4180, 4235, 4598, 4676, 4840, 5320, 5845, 5852, 6160, 6346, 6680, 6776, 7315, 7348, 8360, 8470, 9185, 9196, 9352, 9680, 10640, 11495, 11690, 11704, 12692, 12859, 13360, 13552, 14630, 14696, 15865, 16093, 16720, 16940, 18370, 18392, 18704, 20207, 22211, 22990, 23380, 23408, 25384, 25718, 29260, 29392, 31730, 32186, 33880, 34903, 36740, 36784, 40414, 44422, 45980, 46760, 50768, 51436, 58520, 63460, 64295, 64372, 67760, 69806, 73480, 80465, 80828, 88844, 91960, 93520, 101035, 102872, 111055, 117040, 126920, 128590, 128744, 139612, 141449, 146960, 160930, 161656, 174515, 177688, 183920, 202070, 205744, 222110, 244321, 253840, 257180, 257488, 279224, 282898, 321860, 323312, 349030, 355376, 383933, 404140, 444220, 488642, 514360, 558448, 565796, 643720, 698060, 707245, 767866, 808280, 888440, 977284, 1028720, 1131592, 1221605, 1287440, 1396120, 1414490, 1535732, 1616560, 1776880, 1919665, 1954568, 2263184, 2443210, 2687531, 2792240, 2828980, 3071464, 3839330, 3909136, 4886420, 5375062, 5657960, 6142928, 7678660, 9772840, 10750124, 11315920, 13437655, 15357320, 19545680, 21500248, 26875310, 30714640, 43000496, 53750620, 107501240, 215002480]

約数ペア:

[(1, 215002480), (2, 107501240), (4, 53750620), (5, 43000496), (7, 30714640), (8, 26875310), (10, 21500248), (11, 19545680), (14, 15357320), (16, 13437655), (19, 11315920), (20, 10750124), (22, 9772840), (28, 7678660), (35, 6142928), (38, 5657960), (40, 5375062), (44, 4886420), (55, 3909136), (56, 3839330), (70, 3071464), (76, 2828980), (77, 2792240), (80, 2687531), (88, 2443210), (95, 2263184), (110, 1954568), (112, 1919665), (121, 1776880), (133, 1616560), (140, 1535732), (152, 1414490), (154, 1396120), (167, 1287440), (176, 1221605), (190, 1131592), (209, 1028720), (220, 977284), (242, 888440), (266, 808280), (280, 767866), (304, 707245), (308, 698060), (334, 643720), (380, 565796), (385, 558448), (418, 514360), (440, 488642), (484, 444220), (532, 404140), (560, 383933), (605, 355376), (616, 349030), (665, 323312), (668, 321860), (760, 282898), (770, 279224), (835, 257488), (836, 257180), (847, 253840), (880, 244321), (968, 222110), (1045, 205744), (1064, 202070), (1169, 183920), (1210, 177688), (1232, 174515), (1330, 161656), (1336, 160930), (1463, 146960), (1520, 141449), (1540, 139612), (1670, 128744), (1672, 128590), (1694, 126920), (1837, 117040), (1936, 111055), (2090, 102872), (2128, 101035), (2299, 93520), (2338, 91960), (2420, 88844), (2660, 80828), (2672, 80465), (2926, 73480), (3080, 69806), (3173, 67760), (3340, 64372), (3344, 64295), (3388, 63460), (3674, 58520), (4180, 51436), (4235, 50768), (4598, 46760), (4676, 45980), (4840, 44422), (5320, 40414), (5845, 36784), (5852, 36740), (6160, 34903), (6346, 33880), (6680, 32186), (6776, 31730), (7315, 29392), (7348, 29260), (8360, 25718), (8470, 25384), (9185, 23408), (9196, 23380), (9352, 22990), (9680, 22211), (10640, 20207), (11495, 18704), (11690, 18392), (11704, 18370), (12692, 16940), (12859, 16720), (13360, 16093), (13552, 15865), (14630, 14696)]