280909440

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{6967}}^1$

素因数の和:6999

約数の個数: 192

約数和(自身を含む): 1108748160

約数和(自身を除く): 827838720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 6967, 8064, 10080, 13440, 13934, 20160, 20901, 27868, 34835, 40320, 41802, 48769, 55736, 62703, 69670, 83604, 97538, 104505, 111472, 125406, 139340, 146307, 167208, 195076, 209010, 222944, 243845, 250812, 278680, 292614, 313515, 334416, 390152, 418020, 438921, 445888, 487690, 501624, 557360, 585228, 627030, 668832, 731535, 780304, 836040, 877842, 891776, 975380, 1003248, 1114720, 1170456, 1254060, 1337664, 1463070, 1560608, 1672080, 1755684, 1950760, 2006496, 2194605, 2229440, 2340912, 2508120, 2675328, 2926140, 3121216, 3344160, 3511368, 3901520, 4012992, 4389210, 4458880, 4681824, 5016240, 5852280, 6242432, 6688320, 7022736, 7803040, 8025984, 8778420, 9363648, 10032480, 11704560, 13376640, 14045472, 15606080, 17556840, 18727296, 20064960, 23409120, 28090944, 31212160, 35113680, 40129920, 46818240, 56181888, 70227360, 93636480, 140454720, 280909440]

約数ペア:

[(1, 280909440), (2, 140454720), (3, 93636480), (4, 70227360), (5, 56181888), (6, 46818240), (7, 40129920), (8, 35113680), (9, 31212160), (10, 28090944), (12, 23409120), (14, 20064960), (15, 18727296), (16, 17556840), (18, 15606080), (20, 14045472), (21, 13376640), (24, 11704560), (28, 10032480), (30, 9363648), (32, 8778420), (35, 8025984), (36, 7803040), (40, 7022736), (42, 6688320), (45, 6242432), (48, 5852280), (56, 5016240), (60, 4681824), (63, 4458880), (64, 4389210), (70, 4012992), (72, 3901520), (80, 3511368), (84, 3344160), (90, 3121216), (96, 2926140), (105, 2675328), (112, 2508120), (120, 2340912), (126, 2229440), (128, 2194605), (140, 2006496), (144, 1950760), (160, 1755684), (168, 1672080), (180, 1560608), (192, 1463070), (210, 1337664), (224, 1254060), (240, 1170456), (252, 1114720), (280, 1003248), (288, 975380), (315, 891776), (320, 877842), (336, 836040), (360, 780304), (384, 731535), (420, 668832), (448, 627030), (480, 585228), (504, 557360), (560, 501624), (576, 487690), (630, 445888), (640, 438921), (672, 418020), (720, 390152), (840, 334416), (896, 313515), (960, 292614), (1008, 278680), (1120, 250812), (1152, 243845), (1260, 222944), (1344, 209010), (1440, 195076), (1680, 167208), (1920, 146307), (2016, 139340), (2240, 125406), (2520, 111472), (2688, 104505), (2880, 97538), (3360, 83604), (4032, 69670), (4480, 62703), (5040, 55736), (5760, 48769), (6720, 41802), (6967, 40320), (8064, 34835), (10080, 27868), (13440, 20901), (13934, 20160)]