251173440

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{4153}}^1$

素因数の和:4186

約数の個数: 224

約数和(自身を含む): 1012911360

約数和(自身を除く): 761737920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4153, 4320, 5040, 6048, 6720, 7560, 8306, 8640, 10080, 12096, 12459, 15120, 16612, 20160, 20765, 24918, 29071, 30240, 33224, 37377, 41530, 49836, 58142, 60480, 62295, 66448, 74754, 83060, 87213, 99672, 112131, 116284, 124590, 132896, 145355, 149508, 166120, 174426, 186885, 199344, 224262, 232568, 249180, 261639, 265792, 290710, 299016, 332240, 348852, 373770, 398688, 436065, 448524, 465136, 498360, 523278, 560655, 581420, 598032, 664480, 697704, 747540, 784917, 797376, 872130, 897048, 930272, 996720, 1046556, 1121310, 1162840, 1196064, 1308195, 1328960, 1395408, 1495080, 1569834, 1744260, 1794096, 1860544, 1993440, 2093112, 2242620, 2325680, 2392128, 2616390, 2790816, 2990160, 3139668, 3488520, 3588192, 3924585, 3986880, 4186224, 4485240, 4651360, 5232780, 5581632, 5980320, 6279336, 6977040, 7176384, 7849170, 8372448, 8970480, 9302720, 10465560, 11960640, 12558672, 13954080, 15698340, 16744896, 17940960, 20931120, 25117344, 27908160, 31396680, 35881920, 41862240, 50234688, 62793360, 83724480, 125586720, 251173440]

約数ペア:

[(1, 251173440), (2, 125586720), (3, 83724480), (4, 62793360), (5, 50234688), (6, 41862240), (7, 35881920), (8, 31396680), (9, 27908160), (10, 25117344), (12, 20931120), (14, 17940960), (15, 16744896), (16, 15698340), (18, 13954080), (20, 12558672), (21, 11960640), (24, 10465560), (27, 9302720), (28, 8970480), (30, 8372448), (32, 7849170), (35, 7176384), (36, 6977040), (40, 6279336), (42, 5980320), (45, 5581632), (48, 5232780), (54, 4651360), (56, 4485240), (60, 4186224), (63, 3986880), (64, 3924585), (70, 3588192), (72, 3488520), (80, 3139668), (84, 2990160), (90, 2790816), (96, 2616390), (105, 2392128), (108, 2325680), (112, 2242620), (120, 2093112), (126, 1993440), (135, 1860544), (140, 1794096), (144, 1744260), (160, 1569834), (168, 1495080), (180, 1395408), (189, 1328960), (192, 1308195), (210, 1196064), (216, 1162840), (224, 1121310), (240, 1046556), (252, 996720), (270, 930272), (280, 897048), (288, 872130), (315, 797376), (320, 784917), (336, 747540), (360, 697704), (378, 664480), (420, 598032), (432, 581420), (448, 560655), (480, 523278), (504, 498360), (540, 465136), (560, 448524), (576, 436065), (630, 398688), (672, 373770), (720, 348852), (756, 332240), (840, 299016), (864, 290710), (945, 265792), (960, 261639), (1008, 249180), (1080, 232568), (1120, 224262), (1260, 199344), (1344, 186885), (1440, 174426), (1512, 166120), (1680, 149508), (1728, 145355), (1890, 132896), (2016, 124590), (2160, 116284), (2240, 112131), (2520, 99672), (2880, 87213), (3024, 83060), (3360, 74754), (3780, 66448), (4032, 62295), (4153, 60480), (4320, 58142), (5040, 49836), (6048, 41530), (6720, 37377), (7560, 33224), (8306, 30240), (8640, 29071), (10080, 24918), (12096, 20765), (12459, 20160), (15120, 16612)]