256198635840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{646183}}^1$

素因数の和:646269

約数の個数: 224

約数和(自身を含む): 945393039360

約数和(自身を除く): 689194403520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 59, 60, 64, 70, 80, 84, 96, 105, 112, 118, 120, 140, 160, 168, 177, 192, 210, 224, 236, 240, 280, 295, 320, 336, 354, 413, 420, 448, 472, 480, 560, 590, 672, 708, 826, 840, 885, 944, 960, 1120, 1180, 1239, 1344, 1416, 1652, 1680, 1770, 1888, 2065, 2240, 2360, 2478, 2832, 3304, 3360, 3540, 3776, 4130, 4720, 4956, 5664, 6195, 6608, 6720, 7080, 8260, 9440, 9912, 11328, 12390, 13216, 14160, 16520, 18880, 19824, 24780, 26432, 28320, 33040, 39648, 49560, 56640, 66080, 79296, 99120, 132160, 198240, 396480, 646183, 1292366, 1938549, 2584732, 3230915, 3877098, 4523281, 5169464, 6461830, 7754196, 9046562, 9692745, 10338928, 12923660, 13569843, 15508392, 18093124, 19385490, 20677856, 22616405, 25847320, 27139686, 31016784, 36186248, 38124797, 38770980, 41355712, 45232810, 51694640, 54279372, 62033568, 67849215, 72372496, 76249594, 77541960, 90465620, 103389280, 108558744, 114374391, 124067136, 135698430, 144744992, 152499188, 155083920, 180931240, 190623985, 206778560, 217117488, 228748782, 266873579, 271396860, 289489984, 304998376, 310167840, 361862480, 381247970, 434234976, 457497564, 533747158, 542793720, 571871955, 609996752, 620335680, 723724960, 762495940, 800620737, 868469952, 914995128, 1067494316, 1085587440, 1143743910, 1219993504, 1334367895, 1447449920, 1524991880, 1601241474, 1829990256, 2134988632, 2171174880, 2287487820, 2439987008, 2668735790, 3049983760, 3202482948, 3659980512, 4003103685, 4269977264, 4342349760, 4574975640, 5337471580, 6099967520, 6404965896, 7319961024, 8006207370, 8539954528, 9149951280, 10674943160, 12199935040, 12809931792, 16012414740, 17079909056, 18299902560, 21349886320, 25619863584, 32024829480, 36599805120, 42699772640, 51239727168, 64049658960, 85399545280, 128099317920, 256198635840]

約数ペア:

[(1, 256198635840), (2, 128099317920), (3, 85399545280), (4, 64049658960), (5, 51239727168), (6, 42699772640), (7, 36599805120), (8, 32024829480), (10, 25619863584), (12, 21349886320), (14, 18299902560), (15, 17079909056), (16, 16012414740), (20, 12809931792), (21, 12199935040), (24, 10674943160), (28, 9149951280), (30, 8539954528), (32, 8006207370), (35, 7319961024), (40, 6404965896), (42, 6099967520), (48, 5337471580), (56, 4574975640), (59, 4342349760), (60, 4269977264), (64, 4003103685), (70, 3659980512), (80, 3202482948), (84, 3049983760), (96, 2668735790), (105, 2439987008), (112, 2287487820), (118, 2171174880), (120, 2134988632), (140, 1829990256), (160, 1601241474), (168, 1524991880), (177, 1447449920), (192, 1334367895), (210, 1219993504), (224, 1143743910), (236, 1085587440), (240, 1067494316), (280, 914995128), (295, 868469952), (320, 800620737), (336, 762495940), (354, 723724960), (413, 620335680), (420, 609996752), (448, 571871955), (472, 542793720), (480, 533747158), (560, 457497564), (590, 434234976), (672, 381247970), (708, 361862480), (826, 310167840), (840, 304998376), (885, 289489984), (944, 271396860), (960, 266873579), (1120, 228748782), (1180, 217117488), (1239, 206778560), (1344, 190623985), (1416, 180931240), (1652, 155083920), (1680, 152499188), (1770, 144744992), (1888, 135698430), (2065, 124067136), (2240, 114374391), (2360, 108558744), (2478, 103389280), (2832, 90465620), (3304, 77541960), (3360, 76249594), (3540, 72372496), (3776, 67849215), (4130, 62033568), (4720, 54279372), (4956, 51694640), (5664, 45232810), (6195, 41355712), (6608, 38770980), (6720, 38124797), (7080, 36186248), (8260, 31016784), (9440, 27139686), (9912, 25847320), (11328, 22616405), (12390, 20677856), (13216, 19385490), (14160, 18093124), (16520, 15508392), (18880, 13569843), (19824, 12923660), (24780, 10338928), (26432, 9692745), (28320, 9046562), (33040, 7754196), (39648, 6461830), (49560, 5169464), (56640, 4523281), (66080, 3877098), (79296, 3230915), (99120, 2584732), (132160, 1938549), (198240, 1292366), (396480, 646183)]