281385216

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:341

約数の個数: 216

約数和(自身を含む): 943837440

約数和(自身を除く): 662452224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 73, 84, 96, 112, 126, 128, 144, 146, 168, 192, 219, 224, 239, 252, 256, 288, 292, 336, 384, 438, 448, 478, 504, 511, 576, 584, 657, 672, 717, 768, 876, 896, 956, 1008, 1022, 1152, 1168, 1314, 1344, 1434, 1533, 1673, 1752, 1792, 1912, 2016, 2044, 2151, 2304, 2336, 2628, 2688, 2868, 3066, 3346, 3504, 3824, 4032, 4088, 4302, 4599, 4672, 5019, 5256, 5376, 5736, 6132, 6692, 7008, 7648, 8064, 8176, 8604, 9198, 9344, 10038, 10512, 11472, 12264, 13384, 14016, 15057, 15296, 16128, 16352, 17208, 17447, 18396, 18688, 20076, 21024, 22944, 24528, 26768, 28032, 30114, 30592, 32704, 34416, 34894, 36792, 40152, 42048, 45888, 49056, 52341, 53536, 56064, 60228, 61184, 65408, 68832, 69788, 73584, 80304, 84096, 91776, 98112, 104682, 107072, 120456, 122129, 130816, 137664, 139576, 147168, 157023, 160608, 168192, 183552, 196224, 209364, 214144, 240912, 244258, 275328, 279152, 294336, 314046, 321216, 366387, 392448, 418728, 428288, 481824, 488516, 550656, 558304, 588672, 628092, 642432, 732774, 837456, 963648, 977032, 1099161, 1116608, 1177344, 1256184, 1284864, 1465548, 1674912, 1927296, 1954064, 2198322, 2233216, 2512368, 2931096, 3349824, 3854592, 3908128, 4396644, 4466432, 5024736, 5862192, 6699648, 7816256, 8793288, 10049472, 11724384, 13399296, 15632512, 17586576, 20098944, 23448768, 31265024, 35173152, 40197888, 46897536, 70346304, 93795072, 140692608, 281385216]

約数ペア:

[(1, 281385216), (2, 140692608), (3, 93795072), (4, 70346304), (6, 46897536), (7, 40197888), (8, 35173152), (9, 31265024), (12, 23448768), (14, 20098944), (16, 17586576), (18, 15632512), (21, 13399296), (24, 11724384), (28, 10049472), (32, 8793288), (36, 7816256), (42, 6699648), (48, 5862192), (56, 5024736), (63, 4466432), (64, 4396644), (72, 3908128), (73, 3854592), (84, 3349824), (96, 2931096), (112, 2512368), (126, 2233216), (128, 2198322), (144, 1954064), (146, 1927296), (168, 1674912), (192, 1465548), (219, 1284864), (224, 1256184), (239, 1177344), (252, 1116608), (256, 1099161), (288, 977032), (292, 963648), (336, 837456), (384, 732774), (438, 642432), (448, 628092), (478, 588672), (504, 558304), (511, 550656), (576, 488516), (584, 481824), (657, 428288), (672, 418728), (717, 392448), (768, 366387), (876, 321216), (896, 314046), (956, 294336), (1008, 279152), (1022, 275328), (1152, 244258), (1168, 240912), (1314, 214144), (1344, 209364), (1434, 196224), (1533, 183552), (1673, 168192), (1752, 160608), (1792, 157023), (1912, 147168), (2016, 139576), (2044, 137664), (2151, 130816), (2304, 122129), (2336, 120456), (2628, 107072), (2688, 104682), (2868, 98112), (3066, 91776), (3346, 84096), (3504, 80304), (3824, 73584), (4032, 69788), (4088, 68832), (4302, 65408), (4599, 61184), (4672, 60228), (5019, 56064), (5256, 53536), (5376, 52341), (5736, 49056), (6132, 45888), (6692, 42048), (7008, 40152), (7648, 36792), (8064, 34894), (8176, 34416), (8604, 32704), (9198, 30592), (9344, 30114), (10038, 28032), (10512, 26768), (11472, 24528), (12264, 22944), (13384, 21024), (14016, 20076), (15057, 18688), (15296, 18396), (16128, 17447), (16352, 17208)]