640957824

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:497

約数の個数: 192

約数和(自身を含む): 2007882240

約数和(自身を除く): 1366924416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 127, 128, 144, 156, 192, 208, 234, 254, 288, 312, 337, 381, 384, 416, 468, 508, 576, 624, 674, 762, 832, 936, 1011, 1016, 1143, 1152, 1248, 1348, 1524, 1651, 1664, 1872, 2022, 2032, 2286, 2496, 2696, 3033, 3048, 3302, 3744, 4044, 4064, 4381, 4572, 4953, 4992, 5392, 6066, 6096, 6604, 7488, 8088, 8128, 8762, 9144, 9906, 10784, 12132, 12192, 13143, 13208, 14859, 14976, 16176, 16256, 17524, 18288, 19812, 21568, 24264, 24384, 26286, 26416, 29718, 32352, 35048, 36576, 39429, 39624, 42799, 43136, 48528, 48768, 52572, 52832, 59436, 64704, 70096, 73152, 78858, 79248, 85598, 97056, 105144, 105664, 118872, 128397, 129408, 140192, 146304, 157716, 158496, 171196, 194112, 210288, 211328, 237744, 256794, 280384, 315432, 316992, 342392, 385191, 388224, 420576, 475488, 513588, 556387, 560768, 630864, 633984, 684784, 770382, 841152, 950976, 1027176, 1112774, 1261728, 1369568, 1540764, 1669161, 1682304, 1901952, 2054352, 2225548, 2523456, 2739136, 3081528, 3338322, 4108704, 4451096, 5007483, 5046912, 5478272, 6163056, 6676644, 8217408, 8902192, 10014966, 12326112, 13353288, 16434816, 17804384, 20029932, 24652224, 26706576, 35608768, 40059864, 49304448, 53413152, 71217536, 80119728, 106826304, 160239456, 213652608, 320478912, 640957824]

約数ペア:

[(1, 640957824), (2, 320478912), (3, 213652608), (4, 160239456), (6, 106826304), (8, 80119728), (9, 71217536), (12, 53413152), (13, 49304448), (16, 40059864), (18, 35608768), (24, 26706576), (26, 24652224), (32, 20029932), (36, 17804384), (39, 16434816), (48, 13353288), (52, 12326112), (64, 10014966), (72, 8902192), (78, 8217408), (96, 6676644), (104, 6163056), (117, 5478272), (127, 5046912), (128, 5007483), (144, 4451096), (156, 4108704), (192, 3338322), (208, 3081528), (234, 2739136), (254, 2523456), (288, 2225548), (312, 2054352), (337, 1901952), (381, 1682304), (384, 1669161), (416, 1540764), (468, 1369568), (508, 1261728), (576, 1112774), (624, 1027176), (674, 950976), (762, 841152), (832, 770382), (936, 684784), (1011, 633984), (1016, 630864), (1143, 560768), (1152, 556387), (1248, 513588), (1348, 475488), (1524, 420576), (1651, 388224), (1664, 385191), (1872, 342392), (2022, 316992), (2032, 315432), (2286, 280384), (2496, 256794), (2696, 237744), (3033, 211328), (3048, 210288), (3302, 194112), (3744, 171196), (4044, 158496), (4064, 157716), (4381, 146304), (4572, 140192), (4953, 129408), (4992, 128397), (5392, 118872), (6066, 105664), (6096, 105144), (6604, 97056), (7488, 85598), (8088, 79248), (8128, 78858), (8762, 73152), (9144, 70096), (9906, 64704), (10784, 59436), (12132, 52832), (12192, 52572), (13143, 48768), (13208, 48528), (14859, 43136), (14976, 42799), (16176, 39624), (16256, 39429), (17524, 36576), (18288, 35048), (19812, 32352), (21568, 29718), (24264, 26416), (24384, 26286)]