138905280

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:285

約数の個数: 280

約数和(自身を含む): 517806432

約数和(自身を除く): 378901152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 192, 207, 216, 230, 233, 240, 270, 276, 288, 320, 324, 345, 360, 368, 405, 414, 432, 460, 466, 480, 540, 552, 576, 621, 648, 690, 699, 720, 736, 810, 828, 864, 920, 932, 960, 1035, 1080, 1104, 1165, 1242, 1296, 1380, 1398, 1440, 1472, 1620, 1656, 1728, 1840, 1863, 1864, 2070, 2097, 2160, 2208, 2330, 2484, 2592, 2760, 2796, 2880, 3105, 3240, 3312, 3495, 3680, 3726, 3728, 4140, 4194, 4320, 4416, 4660, 4968, 5184, 5359, 5520, 5592, 6210, 6291, 6480, 6624, 6990, 7360, 7452, 7456, 8280, 8388, 8640, 9315, 9320, 9936, 10485, 10718, 11040, 11184, 12420, 12582, 12960, 13248, 13980, 14904, 14912, 16077, 16560, 16776, 18630, 18640, 18873, 19872, 20970, 21436, 22080, 22368, 24840, 25164, 25920, 26795, 27960, 29808, 31455, 32154, 33120, 33552, 37260, 37280, 37746, 39744, 41940, 42872, 44736, 48231, 49680, 50328, 53590, 55920, 59616, 62910, 64308, 66240, 67104, 74520, 74560, 75492, 80385, 83880, 85744, 94365, 96462, 99360, 100656, 107180, 111840, 119232, 125820, 128616, 134208, 144693, 149040, 150984, 160770, 167760, 171488, 188730, 192924, 198720, 201312, 214360, 223680, 241155, 251640, 257232, 289386, 298080, 301968, 321540, 335520, 342976, 377460, 385848, 402624, 428720, 434079, 482310, 503280, 514464, 578772, 596160, 603936, 643080, 671040, 723465, 754920, 771696, 857440, 868158, 964620, 1006560, 1028928, 1157544, 1207872, 1286160, 1446930, 1509840, 1543392, 1714880, 1736316, 1929240, 2013120, 2170395, 2315088, 2572320, 2893860, 3019680, 3086784, 3472632, 3858480, 4340790, 4630176, 5144640, 5787720, 6039360, 6945264, 7716960, 8681580, 9260352, 11575440, 13890528, 15433920, 17363160, 23150880, 27781056, 34726320, 46301760, 69452640, 138905280]

約数ペア:

[(1, 138905280), (2, 69452640), (3, 46301760), (4, 34726320), (5, 27781056), (6, 23150880), (8, 17363160), (9, 15433920), (10, 13890528), (12, 11575440), (15, 9260352), (16, 8681580), (18, 7716960), (20, 6945264), (23, 6039360), (24, 5787720), (27, 5144640), (30, 4630176), (32, 4340790), (36, 3858480), (40, 3472632), (45, 3086784), (46, 3019680), (48, 2893860), (54, 2572320), (60, 2315088), (64, 2170395), (69, 2013120), (72, 1929240), (80, 1736316), (81, 1714880), (90, 1543392), (92, 1509840), (96, 1446930), (108, 1286160), (115, 1207872), (120, 1157544), (135, 1028928), (138, 1006560), (144, 964620), (160, 868158), (162, 857440), (180, 771696), (184, 754920), (192, 723465), (207, 671040), (216, 643080), (230, 603936), (233, 596160), (240, 578772), (270, 514464), (276, 503280), (288, 482310), (320, 434079), (324, 428720), (345, 402624), (360, 385848), (368, 377460), (405, 342976), (414, 335520), (432, 321540), (460, 301968), (466, 298080), (480, 289386), (540, 257232), (552, 251640), (576, 241155), (621, 223680), (648, 214360), (690, 201312), (699, 198720), (720, 192924), (736, 188730), (810, 171488), (828, 167760), (864, 160770), (920, 150984), (932, 149040), (960, 144693), (1035, 134208), (1080, 128616), (1104, 125820), (1165, 119232), (1242, 111840), (1296, 107180), (1380, 100656), (1398, 99360), (1440, 96462), (1472, 94365), (1620, 85744), (1656, 83880), (1728, 80385), (1840, 75492), (1863, 74560), (1864, 74520), (2070, 67104), (2097, 66240), (2160, 64308), (2208, 62910), (2330, 59616), (2484, 55920), (2592, 53590), (2760, 50328), (2796, 49680), (2880, 48231), (3105, 44736), (3240, 42872), (3312, 41940), (3495, 39744), (3680, 37746), (3726, 37280), (3728, 37260), (4140, 33552), (4194, 33120), (4320, 32154), (4416, 31455), (4660, 29808), (4968, 27960), (5184, 26795), (5359, 25920), (5520, 25164), (5592, 24840), (6210, 22368), (6291, 22080), (6480, 21436), (6624, 20970), (6990, 19872), (7360, 18873), (7452, 18640), (7456, 18630), (8280, 16776), (8388, 16560), (8640, 16077), (9315, 14912), (9320, 14904), (9936, 13980), (10485, 13248), (10718, 12960), (11040, 12582), (11184, 12420)]