1255998240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2351}}^1$

素因数の和:2432

約数の個数: 288

約数和(自身を含む): 4992938496

約数和(自身を除く): 3736940256

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, 53, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 106, 112, 120, 126, 140, 144, 159, 160, 168, 180, 210, 212, 224, 240, 252, 265, 280, 288, 315, 318, 336, 360, 371, 420, 424, 477, 480, 504, 530, 560, 630, 636, 672, 720, 742, 795, 840, 848, 954, 1008, 1060, 1113, 1120, 1260, 1272, 1440, 1484, 1590, 1680, 1696, 1855, 1908, 2016, 2120, 2226, 2351, 2385, 2520, 2544, 2968, 3180, 3339, 3360, 3710, 3816, 4240, 4452, 4702, 4770, 5040, 5088, 5565, 5936, 6360, 6678, 7053, 7420, 7632, 8480, 8904, 9404, 9540, 10080, 11130, 11755, 11872, 12720, 13356, 14106, 14840, 15264, 16457, 16695, 17808, 18808, 19080, 21159, 22260, 23510, 25440, 26712, 28212, 29680, 32914, 33390, 35265, 35616, 37616, 38160, 42318, 44520, 47020, 49371, 53424, 56424, 59360, 65828, 66780, 70530, 75232, 76320, 82285, 84636, 89040, 94040, 98742, 105795, 106848, 112848, 124603, 131656, 133560, 141060, 148113, 164570, 169272, 178080, 188080, 197484, 211590, 225696, 246855, 249206, 263312, 267120, 282120, 296226, 329140, 338544, 373809, 376160, 394968, 423180, 493710, 498412, 526624, 534240, 564240, 592452, 623015, 658280, 677088, 740565, 747618, 789936, 846360, 872221, 987420, 996824, 1121427, 1128480, 1184904, 1246030, 1316560, 1481130, 1495236, 1579872, 1692720, 1744442, 1869045, 1974840, 1993648, 2242854, 2369808, 2492060, 2616663, 2633120, 2962260, 2990472, 3385440, 3488884, 3738090, 3949680, 3987296, 4361105, 4485708, 4739616, 4984120, 5233326, 5607135, 5924520, 5980944, 6977768, 7476180, 7849989, 7899360, 8722210, 8971416, 9968240, 10466652, 11214270, 11849040, 11961888, 13083315, 13955536, 14952360, 15699978, 17444420, 17942832, 19936480, 20933304, 22428540, 23698080, 26166630, 27911072, 29904720, 31399956, 34888840, 35885664, 39249945, 41866608, 44857080, 52333260, 59809440, 62799912, 69777680, 78499890, 83733216, 89714160, 104666520, 125599824, 139555360, 156999780, 179428320, 209333040, 251199648, 313999560, 418666080, 627999120, 1255998240]

約数ペア:

[(1, 1255998240), (2, 627999120), (3, 418666080), (4, 313999560), (5, 251199648), (6, 209333040), (7, 179428320), (8, 156999780), (9, 139555360), (10, 125599824), (12, 104666520), (14, 89714160), (15, 83733216), (16, 78499890), (18, 69777680), (20, 62799912), (21, 59809440), (24, 52333260), (28, 44857080), (30, 41866608), (32, 39249945), (35, 35885664), (36, 34888840), (40, 31399956), (42, 29904720), (45, 27911072), (48, 26166630), (53, 23698080), (56, 22428540), (60, 20933304), (63, 19936480), (70, 17942832), (72, 17444420), (80, 15699978), (84, 14952360), (90, 13955536), (96, 13083315), (105, 11961888), (106, 11849040), (112, 11214270), (120, 10466652), (126, 9968240), (140, 8971416), (144, 8722210), (159, 7899360), (160, 7849989), (168, 7476180), (180, 6977768), (210, 5980944), (212, 5924520), (224, 5607135), (240, 5233326), (252, 4984120), (265, 4739616), (280, 4485708), (288, 4361105), (315, 3987296), (318, 3949680), (336, 3738090), (360, 3488884), (371, 3385440), (420, 2990472), (424, 2962260), (477, 2633120), (480, 2616663), (504, 2492060), (530, 2369808), (560, 2242854), (630, 1993648), (636, 1974840), (672, 1869045), (720, 1744442), (742, 1692720), (795, 1579872), (840, 1495236), (848, 1481130), (954, 1316560), (1008, 1246030), (1060, 1184904), (1113, 1128480), (1120, 1121427), (1260, 996824), (1272, 987420), (1440, 872221), (1484, 846360), (1590, 789936), (1680, 747618), (1696, 740565), (1855, 677088), (1908, 658280), (2016, 623015), (2120, 592452), (2226, 564240), (2351, 534240), (2385, 526624), (2520, 498412), (2544, 493710), (2968, 423180), (3180, 394968), (3339, 376160), (3360, 373809), (3710, 338544), (3816, 329140), (4240, 296226), (4452, 282120), (4702, 267120), (4770, 263312), (5040, 249206), (5088, 246855), (5565, 225696), (5936, 211590), (6360, 197484), (6678, 188080), (7053, 178080), (7420, 169272), (7632, 164570), (8480, 148113), (8904, 141060), (9404, 133560), (9540, 131656), (10080, 124603), (11130, 112848), (11755, 106848), (11872, 105795), (12720, 98742), (13356, 94040), (14106, 89040), (14840, 84636), (15264, 82285), (16457, 76320), (16695, 75232), (17808, 70530), (18808, 66780), (19080, 65828), (21159, 59360), (22260, 56424), (23510, 53424), (25440, 49371), (26712, 47020), (28212, 44520), (29680, 42318), (32914, 38160), (33390, 37616), (35265, 35616)]