280899360

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{1327}}^1$

素因数の和:1365

約数の個数: 288

約数和(自身を含む): 1144523520

約数和(自身を除く): 863624160

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, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1176, 1260, 1323, 1327, 1440, 1470, 1512, 1568, 1680, 1764, 1890, 1960, 2016, 2160, 2205, 2352, 2520, 2646, 2654, 2940, 3024, 3360, 3528, 3780, 3920, 3981, 4320, 4410, 4704, 5040, 5292, 5308, 5880, 6048, 6615, 6635, 7056, 7560, 7840, 7962, 8820, 9289, 10080, 10584, 10616, 11760, 11943, 13230, 13270, 14112, 15120, 15924, 17640, 18578, 19905, 21168, 21232, 23520, 23886, 26460, 26540, 27867, 30240, 31848, 35280, 35829, 37156, 39810, 42336, 42464, 46445, 47772, 52920, 53080, 55734, 59715, 63696, 65023, 70560, 71658, 74312, 79620, 83601, 92890, 95544, 105840, 106160, 111468, 119430, 127392, 130046, 139335, 143316, 148624, 159240, 167202, 179145, 185780, 191088, 195069, 211680, 212320, 222936, 238860, 250803, 260092, 278670, 286632, 297248, 318480, 325115, 334404, 358290, 371560, 382176, 390138, 418005, 445872, 477720, 501606, 520184, 557340, 573264, 585207, 636960, 650230, 668808, 716580, 743120, 780276, 836010, 891744, 955440, 975345, 1003212, 1040368, 1114680, 1146528, 1170414, 1254015, 1300460, 1337616, 1433160, 1486240, 1560552, 1672020, 1755621, 1910880, 1950690, 2006424, 2080736, 2229360, 2340828, 2508030, 2600920, 2675232, 2866320, 2926035, 3121104, 3344040, 3511242, 3901380, 4012848, 4458720, 4681656, 5016060, 5201840, 5732640, 5852070, 6242208, 6688080, 7022484, 7802760, 8025696, 8778105, 9363312, 10032120, 10403680, 11704140, 13376160, 14044968, 15605520, 17556210, 18726624, 20064240, 23408280, 28089936, 31211040, 35112420, 40128480, 46816560, 56179872, 70224840, 93633120, 140449680, 280899360]

約数ペア:

[(1, 280899360), (2, 140449680), (3, 93633120), (4, 70224840), (5, 56179872), (6, 46816560), (7, 40128480), (8, 35112420), (9, 31211040), (10, 28089936), (12, 23408280), (14, 20064240), (15, 18726624), (16, 17556210), (18, 15605520), (20, 14044968), (21, 13376160), (24, 11704140), (27, 10403680), (28, 10032120), (30, 9363312), (32, 8778105), (35, 8025696), (36, 7802760), (40, 7022484), (42, 6688080), (45, 6242208), (48, 5852070), (49, 5732640), (54, 5201840), (56, 5016060), (60, 4681656), (63, 4458720), (70, 4012848), (72, 3901380), (80, 3511242), (84, 3344040), (90, 3121104), (96, 2926035), (98, 2866320), (105, 2675232), (108, 2600920), (112, 2508030), (120, 2340828), (126, 2229360), (135, 2080736), (140, 2006424), (144, 1950690), (147, 1910880), (160, 1755621), (168, 1672020), (180, 1560552), (189, 1486240), (196, 1433160), (210, 1337616), (216, 1300460), (224, 1254015), (240, 1170414), (245, 1146528), (252, 1114680), (270, 1040368), (280, 1003212), (288, 975345), (294, 955440), (315, 891744), (336, 836010), (360, 780276), (378, 743120), (392, 716580), (420, 668808), (432, 650230), (441, 636960), (480, 585207), (490, 573264), (504, 557340), (540, 520184), (560, 501606), (588, 477720), (630, 445872), (672, 418005), (720, 390138), (735, 382176), (756, 371560), (784, 358290), (840, 334404), (864, 325115), (882, 318480), (945, 297248), (980, 286632), (1008, 278670), (1080, 260092), (1120, 250803), (1176, 238860), (1260, 222936), (1323, 212320), (1327, 211680), (1440, 195069), (1470, 191088), (1512, 185780), (1568, 179145), (1680, 167202), (1764, 159240), (1890, 148624), (1960, 143316), (2016, 139335), (2160, 130046), (2205, 127392), (2352, 119430), (2520, 111468), (2646, 106160), (2654, 105840), (2940, 95544), (3024, 92890), (3360, 83601), (3528, 79620), (3780, 74312), (3920, 71658), (3981, 70560), (4320, 65023), (4410, 63696), (4704, 59715), (5040, 55734), (5292, 53080), (5308, 52920), (5880, 47772), (6048, 46445), (6615, 42464), (6635, 42336), (7056, 39810), (7560, 37156), (7840, 35829), (7962, 35280), (8820, 31848), (9289, 30240), (10080, 27867), (10584, 26540), (10616, 26460), (11760, 23886), (11943, 23520), (13230, 21232), (13270, 21168), (14112, 19905), (15120, 18578), (15924, 17640)]