1279393920

素因数分解:

$2^7\times 3^3\times 5^1\times 7^2\times {\mathrm{1511}}^1$

素因数の和:1553

約数の個数: 384

約数和(自身を含む): 5274460800

約数和(自身を除く): 3995066880

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, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 336, 360, 378, 384, 392, 420, 432, 441, 448, 480, 490, 504, 540, 560, 576, 588, 630, 640, 672, 720, 735, 756, 784, 840, 864, 882, 896, 945, 960, 980, 1008, 1080, 1120, 1152, 1176, 1260, 1323, 1344, 1440, 1470, 1511, 1512, 1568, 1680, 1728, 1764, 1890, 1920, 1960, 2016, 2160, 2205, 2240, 2352, 2520, 2646, 2688, 2880, 2940, 3022, 3024, 3136, 3360, 3456, 3528, 3780, 3920, 4032, 4320, 4410, 4480, 4533, 4704, 5040, 5292, 5760, 5880, 6044, 6048, 6272, 6615, 6720, 7056, 7555, 7560, 7840, 8064, 8640, 8820, 9066, 9408, 10080, 10577, 10584, 11760, 12088, 12096, 13230, 13440, 13599, 14112, 15110, 15120, 15680, 17280, 17640, 18132, 18816, 20160, 21154, 21168, 22665, 23520, 24176, 24192, 26460, 27198, 28224, 30220, 30240, 31360, 31731, 35280, 36264, 40320, 40797, 42308, 42336, 45330, 47040, 48352, 52885, 52920, 54396, 56448, 60440, 60480, 63462, 67995, 70560, 72528, 74039, 81594, 84616, 84672, 90660, 94080, 95193, 96704, 105770, 105840, 108792, 120880, 120960, 126924, 135990, 141120, 145056, 148078, 158655, 163188, 169232, 169344, 181320, 190386, 193408, 203985, 211540, 211680, 217584, 222117, 241760, 253848, 271980, 282240, 285579, 290112, 296156, 317310, 326376, 338464, 362640, 370195, 380772, 407970, 423080, 423360, 435168, 444234, 475965, 483520, 507696, 543960, 571158, 580224, 592312, 634620, 652752, 666351, 676928, 725280, 740390, 761544, 815940, 846160, 846720, 870336, 888468, 951930, 967040, 1015392, 1087920, 1110585, 1142316, 1184624, 1269240, 1305504, 1332702, 1353856, 1427895, 1450560, 1480780, 1523088, 1631880, 1692320, 1740672, 1776936, 1903860, 1999053, 2030784, 2175840, 2221170, 2284632, 2369248, 2538480, 2611008, 2665404, 2855790, 2901120, 2961560, 3046176, 3263760, 3331755, 3384640, 3553872, 3807720, 3998106, 4061568, 4351680, 4442340, 4569264, 4738496, 5076960, 5222016, 5330808, 5711580, 5923120, 6092352, 6527520, 6663510, 6769280, 7107744, 7615440, 7996212, 8703360, 8884680, 9138528, 9476992, 9995265, 10153920, 10661616, 11423160, 11846240, 12184704, 13055040, 13327020, 14215488, 15230880, 15992424, 17769360, 18277056, 19990530, 20307840, 21323232, 22846320, 23692480, 26110080, 26654040, 28430976, 30461760, 31984848, 35538720, 36554112, 39981060, 42646464, 45692640, 47384960, 53308080, 60923520, 63969696, 71077440, 79962120, 85292928, 91385280, 106616160, 127939392, 142154880, 159924240, 182770560, 213232320, 255878784, 319848480, 426464640, 639696960, 1279393920]

約数ペア:

[(1, 1279393920), (2, 639696960), (3, 426464640), (4, 319848480), (5, 255878784), (6, 213232320), (7, 182770560), (8, 159924240), (9, 142154880), (10, 127939392), (12, 106616160), (14, 91385280), (15, 85292928), (16, 79962120), (18, 71077440), (20, 63969696), (21, 60923520), (24, 53308080), (27, 47384960), (28, 45692640), (30, 42646464), (32, 39981060), (35, 36554112), (36, 35538720), (40, 31984848), (42, 30461760), (45, 28430976), (48, 26654040), (49, 26110080), (54, 23692480), (56, 22846320), (60, 21323232), (63, 20307840), (64, 19990530), (70, 18277056), (72, 17769360), (80, 15992424), (84, 15230880), (90, 14215488), (96, 13327020), (98, 13055040), (105, 12184704), (108, 11846240), (112, 11423160), (120, 10661616), (126, 10153920), (128, 9995265), (135, 9476992), (140, 9138528), (144, 8884680), (147, 8703360), (160, 7996212), (168, 7615440), (180, 7107744), (189, 6769280), (192, 6663510), (196, 6527520), (210, 6092352), (216, 5923120), (224, 5711580), (240, 5330808), (245, 5222016), (252, 5076960), (270, 4738496), (280, 4569264), (288, 4442340), (294, 4351680), (315, 4061568), (320, 3998106), (336, 3807720), (360, 3553872), (378, 3384640), (384, 3331755), (392, 3263760), (420, 3046176), (432, 2961560), (441, 2901120), (448, 2855790), (480, 2665404), (490, 2611008), (504, 2538480), (540, 2369248), (560, 2284632), (576, 2221170), (588, 2175840), (630, 2030784), (640, 1999053), (672, 1903860), (720, 1776936), (735, 1740672), (756, 1692320), (784, 1631880), (840, 1523088), (864, 1480780), (882, 1450560), (896, 1427895), (945, 1353856), (960, 1332702), (980, 1305504), (1008, 1269240), (1080, 1184624), (1120, 1142316), (1152, 1110585), (1176, 1087920), (1260, 1015392), (1323, 967040), (1344, 951930), (1440, 888468), (1470, 870336), (1511, 846720), (1512, 846160), (1568, 815940), (1680, 761544), (1728, 740390), (1764, 725280), (1890, 676928), (1920, 666351), (1960, 652752), (2016, 634620), (2160, 592312), (2205, 580224), (2240, 571158), (2352, 543960), (2520, 507696), (2646, 483520), (2688, 475965), (2880, 444234), (2940, 435168), (3022, 423360), (3024, 423080), (3136, 407970), (3360, 380772), (3456, 370195), (3528, 362640), (3780, 338464), (3920, 326376), (4032, 317310), (4320, 296156), (4410, 290112), (4480, 285579), (4533, 282240), (4704, 271980), (5040, 253848), (5292, 241760), (5760, 222117), (5880, 217584), (6044, 211680), (6048, 211540), (6272, 203985), (6615, 193408), (6720, 190386), (7056, 181320), (7555, 169344), (7560, 169232), (7840, 163188), (8064, 158655), (8640, 148078), (8820, 145056), (9066, 141120), (9408, 135990), (10080, 126924), (10577, 120960), (10584, 120880), (11760, 108792), (12088, 105840), (12096, 105770), (13230, 96704), (13440, 95193), (13599, 94080), (14112, 90660), (15110, 84672), (15120, 84616), (15680, 81594), (17280, 74039), (17640, 72528), (18132, 70560), (18816, 67995), (20160, 63462), (21154, 60480), (21168, 60440), (22665, 56448), (23520, 54396), (24176, 52920), (24192, 52885), (26460, 48352), (27198, 47040), (28224, 45330), (30220, 42336), (30240, 42308), (31360, 40797), (31731, 40320), (35280, 36264)]