256841955072

素因数分解:

$2^8\times 3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{31393}}^1$

素因数の和:31535

約数の個数: 216

約数和(自身を含む): 765796855824

約数和(自身を除く): 508954900752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 67, 72, 96, 106, 128, 134, 144, 159, 192, 201, 212, 256, 268, 288, 318, 384, 402, 424, 477, 536, 576, 603, 636, 768, 804, 848, 954, 1072, 1152, 1206, 1272, 1608, 1696, 1908, 2144, 2304, 2412, 2544, 3216, 3392, 3551, 3816, 4288, 4824, 5088, 6432, 6784, 7102, 7632, 8576, 9648, 10176, 10653, 12864, 13568, 14204, 15264, 17152, 19296, 20352, 21306, 25728, 28408, 30528, 31393, 31959, 38592, 40704, 42612, 51456, 56816, 61056, 62786, 63918, 77184, 85224, 94179, 113632, 122112, 125572, 127836, 154368, 170448, 188358, 227264, 251144, 255672, 282537, 340896, 376716, 454528, 502288, 511344, 565074, 681792, 753432, 909056, 1004576, 1022688, 1130148, 1363584, 1506864, 1663829, 2009152, 2045376, 2103331, 2260296, 2727168, 3013728, 3327658, 4018304, 4090752, 4206662, 4520592, 4991487, 6027456, 6309993, 6655316, 8036608, 8181504, 8413324, 9041184, 9982974, 12054912, 12619986, 13310632, 14974461, 16826648, 18082368, 18929979, 19965948, 24109824, 25239972, 26621264, 29948922, 33653296, 36164736, 37859958, 39931896, 50479944, 53242528, 59897844, 67306592, 72329472, 75719916, 79863792, 100959888, 106485056, 111476543, 119795688, 134613184, 151439832, 159727584, 201919776, 212970112, 222953086, 239591376, 269226368, 302879664, 319455168, 334429629, 403839552, 425940224, 445906172, 479182752, 538452736, 605759328, 638910336, 668859258, 807679104, 891812344, 958365504, 1003288887, 1211518656, 1277820672, 1337718516, 1615358208, 1783624688, 1916731008, 2006577774, 2423037312, 2675437032, 3567249376, 3833462016, 4013155548, 4846074624, 5350874064, 7134498752, 8026311096, 10701748128, 14268997504, 16052622192, 21403496256, 28537995008, 32105244384, 42806992512, 64210488768, 85613985024, 128420977536, 256841955072]

約数ペア:

[(1, 256841955072), (2, 128420977536), (3, 85613985024), (4, 64210488768), (6, 42806992512), (8, 32105244384), (9, 28537995008), (12, 21403496256), (16, 16052622192), (18, 14268997504), (24, 10701748128), (32, 8026311096), (36, 7134498752), (48, 5350874064), (53, 4846074624), (64, 4013155548), (67, 3833462016), (72, 3567249376), (96, 2675437032), (106, 2423037312), (128, 2006577774), (134, 1916731008), (144, 1783624688), (159, 1615358208), (192, 1337718516), (201, 1277820672), (212, 1211518656), (256, 1003288887), (268, 958365504), (288, 891812344), (318, 807679104), (384, 668859258), (402, 638910336), (424, 605759328), (477, 538452736), (536, 479182752), (576, 445906172), (603, 425940224), (636, 403839552), (768, 334429629), (804, 319455168), (848, 302879664), (954, 269226368), (1072, 239591376), (1152, 222953086), (1206, 212970112), (1272, 201919776), (1608, 159727584), (1696, 151439832), (1908, 134613184), (2144, 119795688), (2304, 111476543), (2412, 106485056), (2544, 100959888), (3216, 79863792), (3392, 75719916), (3551, 72329472), (3816, 67306592), (4288, 59897844), (4824, 53242528), (5088, 50479944), (6432, 39931896), (6784, 37859958), (7102, 36164736), (7632, 33653296), (8576, 29948922), (9648, 26621264), (10176, 25239972), (10653, 24109824), (12864, 19965948), (13568, 18929979), (14204, 18082368), (15264, 16826648), (17152, 14974461), (19296, 13310632), (20352, 12619986), (21306, 12054912), (25728, 9982974), (28408, 9041184), (30528, 8413324), (31393, 8181504), (31959, 8036608), (38592, 6655316), (40704, 6309993), (42612, 6027456), (51456, 4991487), (56816, 4520592), (61056, 4206662), (62786, 4090752), (63918, 4018304), (77184, 3327658), (85224, 3013728), (94179, 2727168), (113632, 2260296), (122112, 2103331), (125572, 2045376), (127836, 2009152), (154368, 1663829), (170448, 1506864), (188358, 1363584), (227264, 1130148), (251144, 1022688), (255672, 1004576), (282537, 909056), (340896, 753432), (376716, 681792), (454528, 565074), (502288, 511344)]