254916480

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1501

約数の個数: 256

約数和(自身を含む): 1000742400

約数和(自身を除く): 745825920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1459, 1560, 1664, 1680, 1820, 1920, 2080, 2184, 2240, 2496, 2688, 2730, 2912, 2918, 3120, 3360, 3640, 4160, 4368, 4377, 4480, 4992, 5460, 5824, 5836, 6240, 6720, 7280, 7295, 8320, 8736, 8754, 10213, 10920, 11648, 11672, 12480, 13440, 14560, 14590, 17472, 17508, 18967, 20426, 21840, 21885, 23344, 24960, 29120, 29180, 30639, 34944, 35016, 37934, 40852, 43680, 43770, 46688, 51065, 56901, 58240, 58360, 61278, 70032, 75868, 81704, 87360, 87540, 93376, 94835, 102130, 113802, 116720, 122556, 132769, 140064, 151736, 153195, 163408, 174720, 175080, 186752, 189670, 204260, 227604, 233440, 245112, 265538, 280128, 284505, 303472, 306390, 326816, 350160, 379340, 398307, 408520, 455208, 466880, 490224, 531076, 560256, 569010, 606944, 612780, 653632, 663845, 700320, 758680, 796614, 817040, 910416, 933760, 980448, 1062152, 1138020, 1213888, 1225560, 1307264, 1327690, 1400640, 1517360, 1593228, 1634080, 1820832, 1960896, 1991535, 2124304, 2276040, 2427776, 2451120, 2655380, 2801280, 3034720, 3186456, 3268160, 3641664, 3921792, 3983070, 4248608, 4552080, 4902240, 5310760, 6069440, 6372912, 6536320, 7283328, 7966140, 8497216, 9104160, 9804480, 10621520, 12138880, 12745824, 15932280, 16994432, 18208320, 19608960, 21243040, 25491648, 31864560, 36416640, 42486080, 50983296, 63729120, 84972160, 127458240, 254916480]

約数ペア:

[(1, 254916480), (2, 127458240), (3, 84972160), (4, 63729120), (5, 50983296), (6, 42486080), (7, 36416640), (8, 31864560), (10, 25491648), (12, 21243040), (13, 19608960), (14, 18208320), (15, 16994432), (16, 15932280), (20, 12745824), (21, 12138880), (24, 10621520), (26, 9804480), (28, 9104160), (30, 8497216), (32, 7966140), (35, 7283328), (39, 6536320), (40, 6372912), (42, 6069440), (48, 5310760), (52, 4902240), (56, 4552080), (60, 4248608), (64, 3983070), (65, 3921792), (70, 3641664), (78, 3268160), (80, 3186456), (84, 3034720), (91, 2801280), (96, 2655380), (104, 2451120), (105, 2427776), (112, 2276040), (120, 2124304), (128, 1991535), (130, 1960896), (140, 1820832), (156, 1634080), (160, 1593228), (168, 1517360), (182, 1400640), (192, 1327690), (195, 1307264), (208, 1225560), (210, 1213888), (224, 1138020), (240, 1062152), (260, 980448), (273, 933760), (280, 910416), (312, 817040), (320, 796614), (336, 758680), (364, 700320), (384, 663845), (390, 653632), (416, 612780), (420, 606944), (448, 569010), (455, 560256), (480, 531076), (520, 490224), (546, 466880), (560, 455208), (624, 408520), (640, 398307), (672, 379340), (728, 350160), (780, 326816), (832, 306390), (840, 303472), (896, 284505), (910, 280128), (960, 265538), (1040, 245112), (1092, 233440), (1120, 227604), (1248, 204260), (1344, 189670), (1365, 186752), (1456, 175080), (1459, 174720), (1560, 163408), (1664, 153195), (1680, 151736), (1820, 140064), (1920, 132769), (2080, 122556), (2184, 116720), (2240, 113802), (2496, 102130), (2688, 94835), (2730, 93376), (2912, 87540), (2918, 87360), (3120, 81704), (3360, 75868), (3640, 70032), (4160, 61278), (4368, 58360), (4377, 58240), (4480, 56901), (4992, 51065), (5460, 46688), (5824, 43770), (5836, 43680), (6240, 40852), (6720, 37934), (7280, 35016), (7295, 34944), (8320, 30639), (8736, 29180), (8754, 29120), (10213, 24960), (10920, 23344), (11648, 21885), (11672, 21840), (12480, 20426), (13440, 18967), (14560, 17508), (14590, 17472)]