280244160

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{13901}}^1$

素因数の和:13931

約数の個数: 168

約数和(自身を含む): 1101705696

約数和(自身を除く): 821461536

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, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 13901, 20160, 27802, 41703, 55604, 69505, 83406, 97307, 111208, 125109, 139010, 166812, 194614, 208515, 222416, 250218, 278020, 291921, 333624, 389228, 417030, 444832, 486535, 500436, 556040, 583842, 625545, 667248, 778456, 834060, 875763, 889664, 973070, 1000872, 1112080, 1167684, 1251090, 1334496, 1459605, 1556912, 1668120, 1751526, 1946140, 2001744, 2224160, 2335368, 2502180, 2668992, 2919210, 3113824, 3336240, 3503052, 3892280, 4003488, 4378815, 4448320, 4670736, 5004360, 5838420, 6227648, 6672480, 7006104, 7784560, 8006976, 8757630, 9341472, 10008720, 11676840, 13344960, 14012208, 15569120, 17515260, 18682944, 20017440, 23353680, 28024416, 31138240, 35030520, 40034880, 46707360, 56048832, 70061040, 93414720, 140122080, 280244160]

約数ペア:

[(1, 280244160), (2, 140122080), (3, 93414720), (4, 70061040), (5, 56048832), (6, 46707360), (7, 40034880), (8, 35030520), (9, 31138240), (10, 28024416), (12, 23353680), (14, 20017440), (15, 18682944), (16, 17515260), (18, 15569120), (20, 14012208), (21, 13344960), (24, 11676840), (28, 10008720), (30, 9341472), (32, 8757630), (35, 8006976), (36, 7784560), (40, 7006104), (42, 6672480), (45, 6227648), (48, 5838420), (56, 5004360), (60, 4670736), (63, 4448320), (64, 4378815), (70, 4003488), (72, 3892280), (80, 3503052), (84, 3336240), (90, 3113824), (96, 2919210), (105, 2668992), (112, 2502180), (120, 2335368), (126, 2224160), (140, 2001744), (144, 1946140), (160, 1751526), (168, 1668120), (180, 1556912), (192, 1459605), (210, 1334496), (224, 1251090), (240, 1167684), (252, 1112080), (280, 1000872), (288, 973070), (315, 889664), (320, 875763), (336, 834060), (360, 778456), (420, 667248), (448, 625545), (480, 583842), (504, 556040), (560, 500436), (576, 486535), (630, 444832), (672, 417030), (720, 389228), (840, 333624), (960, 291921), (1008, 278020), (1120, 250218), (1260, 222416), (1344, 208515), (1440, 194614), (1680, 166812), (2016, 139010), (2240, 125109), (2520, 111208), (2880, 97307), (3360, 83406), (4032, 69505), (5040, 55604), (6720, 41703), (10080, 27802), (13901, 20160)]