390568640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 224

約数和(自身を含む): 1178039808

約数和(自身を除く): 787471168

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 121, 131, 140, 154, 160, 176, 220, 224, 242, 262, 280, 308, 320, 352, 385, 440, 448, 484, 524, 560, 605, 616, 655, 704, 770, 847, 880, 917, 968, 1048, 1120, 1210, 1232, 1310, 1331, 1441, 1540, 1694, 1760, 1834, 1936, 2096, 2240, 2420, 2464, 2620, 2662, 2882, 3080, 3388, 3520, 3668, 3872, 4192, 4235, 4585, 4840, 4928, 5240, 5324, 5764, 6160, 6655, 6776, 7205, 7336, 7744, 8384, 8470, 9170, 9317, 9680, 10087, 10480, 10648, 11528, 12320, 13310, 13552, 14410, 14672, 15851, 16940, 18340, 18634, 19360, 20174, 20960, 21296, 23056, 24640, 26620, 27104, 28820, 29344, 31702, 33880, 36680, 37268, 38720, 40348, 41920, 42592, 46112, 46585, 50435, 53240, 54208, 57640, 58688, 63404, 67760, 73360, 74536, 79255, 80696, 85184, 92224, 93170, 100870, 106480, 110957, 115280, 126808, 135520, 146720, 149072, 158510, 161392, 174361, 186340, 201740, 212960, 221914, 230560, 253616, 271040, 293440, 298144, 317020, 322784, 348722, 372680, 403480, 425920, 443828, 461120, 507232, 554785, 596288, 634040, 645568, 697444, 745360, 806960, 871805, 887656, 1014464, 1109570, 1220527, 1268080, 1394888, 1490720, 1613920, 1743610, 1775312, 2219140, 2441054, 2536160, 2789776, 2981440, 3227840, 3487220, 3550624, 4438280, 4882108, 5072320, 5579552, 6102635, 6974440, 7101248, 8876560, 9764216, 11159104, 12205270, 13948880, 17753120, 19528432, 24410540, 27897760, 35506240, 39056864, 48821080, 55795520, 78113728, 97642160, 195284320, 390568640]

約数ペア:

[(1, 390568640), (2, 195284320), (4, 97642160), (5, 78113728), (7, 55795520), (8, 48821080), (10, 39056864), (11, 35506240), (14, 27897760), (16, 24410540), (20, 19528432), (22, 17753120), (28, 13948880), (32, 12205270), (35, 11159104), (40, 9764216), (44, 8876560), (55, 7101248), (56, 6974440), (64, 6102635), (70, 5579552), (77, 5072320), (80, 4882108), (88, 4438280), (110, 3550624), (112, 3487220), (121, 3227840), (131, 2981440), (140, 2789776), (154, 2536160), (160, 2441054), (176, 2219140), (220, 1775312), (224, 1743610), (242, 1613920), (262, 1490720), (280, 1394888), (308, 1268080), (320, 1220527), (352, 1109570), (385, 1014464), (440, 887656), (448, 871805), (484, 806960), (524, 745360), (560, 697444), (605, 645568), (616, 634040), (655, 596288), (704, 554785), (770, 507232), (847, 461120), (880, 443828), (917, 425920), (968, 403480), (1048, 372680), (1120, 348722), (1210, 322784), (1232, 317020), (1310, 298144), (1331, 293440), (1441, 271040), (1540, 253616), (1694, 230560), (1760, 221914), (1834, 212960), (1936, 201740), (2096, 186340), (2240, 174361), (2420, 161392), (2464, 158510), (2620, 149072), (2662, 146720), (2882, 135520), (3080, 126808), (3388, 115280), (3520, 110957), (3668, 106480), (3872, 100870), (4192, 93170), (4235, 92224), (4585, 85184), (4840, 80696), (4928, 79255), (5240, 74536), (5324, 73360), (5764, 67760), (6160, 63404), (6655, 58688), (6776, 57640), (7205, 54208), (7336, 53240), (7744, 50435), (8384, 46585), (8470, 46112), (9170, 42592), (9317, 41920), (9680, 40348), (10087, 38720), (10480, 37268), (10648, 36680), (11528, 33880), (12320, 31702), (13310, 29344), (13552, 28820), (14410, 27104), (14672, 26620), (15851, 24640), (16940, 23056), (18340, 21296), (18634, 20960), (19360, 20174)]