393211440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:352

約数の個数: 240

約数和(自身を含む): 1386577920

約数和(自身を除く): 993366480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 79, 80, 90, 93, 120, 124, 144, 155, 158, 180, 186, 223, 237, 240, 248, 279, 310, 316, 360, 372, 395, 446, 465, 474, 496, 558, 620, 632, 669, 711, 720, 744, 790, 892, 930, 948, 1115, 1116, 1185, 1240, 1264, 1338, 1395, 1422, 1488, 1580, 1784, 1860, 1896, 2007, 2230, 2232, 2370, 2449, 2480, 2676, 2790, 2844, 3160, 3345, 3555, 3568, 3720, 3792, 4014, 4460, 4464, 4740, 4898, 5352, 5580, 5688, 6320, 6690, 6913, 7110, 7347, 7440, 8028, 8920, 9480, 9796, 10035, 10704, 11160, 11376, 12245, 13380, 13826, 14220, 14694, 16056, 17617, 17840, 18960, 19592, 20070, 20739, 22041, 22320, 24490, 26760, 27652, 28440, 29388, 32112, 34565, 35234, 36735, 39184, 40140, 41478, 44082, 48980, 52851, 53520, 55304, 56880, 58776, 62217, 69130, 70468, 73470, 80280, 82956, 88085, 88164, 97960, 103695, 105702, 110205, 110608, 117552, 124434, 138260, 140936, 146940, 158553, 160560, 165912, 176170, 176328, 195920, 207390, 211404, 220410, 248868, 264255, 276520, 281872, 293880, 311085, 317106, 331824, 352340, 352656, 414780, 422808, 440820, 497736, 528510, 546127, 553040, 587760, 622170, 634212, 704680, 792765, 829560, 845616, 881640, 995472, 1057020, 1092254, 1244340, 1268424, 1409360, 1585530, 1638381, 1659120, 1763280, 2114040, 2184508, 2488680, 2536848, 2730635, 3171060, 3276762, 4228080, 4369016, 4915143, 4977360, 5461270, 6342120, 6553524, 8191905, 8738032, 9830286, 10922540, 12684240, 13107048, 16383810, 19660572, 21845080, 24575715, 26214096, 32767620, 39321144, 43690160, 49151430, 65535240, 78642288, 98302860, 131070480, 196605720, 393211440]

約数ペア:

[(1, 393211440), (2, 196605720), (3, 131070480), (4, 98302860), (5, 78642288), (6, 65535240), (8, 49151430), (9, 43690160), (10, 39321144), (12, 32767620), (15, 26214096), (16, 24575715), (18, 21845080), (20, 19660572), (24, 16383810), (30, 13107048), (31, 12684240), (36, 10922540), (40, 9830286), (45, 8738032), (48, 8191905), (60, 6553524), (62, 6342120), (72, 5461270), (79, 4977360), (80, 4915143), (90, 4369016), (93, 4228080), (120, 3276762), (124, 3171060), (144, 2730635), (155, 2536848), (158, 2488680), (180, 2184508), (186, 2114040), (223, 1763280), (237, 1659120), (240, 1638381), (248, 1585530), (279, 1409360), (310, 1268424), (316, 1244340), (360, 1092254), (372, 1057020), (395, 995472), (446, 881640), (465, 845616), (474, 829560), (496, 792765), (558, 704680), (620, 634212), (632, 622170), (669, 587760), (711, 553040), (720, 546127), (744, 528510), (790, 497736), (892, 440820), (930, 422808), (948, 414780), (1115, 352656), (1116, 352340), (1185, 331824), (1240, 317106), (1264, 311085), (1338, 293880), (1395, 281872), (1422, 276520), (1488, 264255), (1580, 248868), (1784, 220410), (1860, 211404), (1896, 207390), (2007, 195920), (2230, 176328), (2232, 176170), (2370, 165912), (2449, 160560), (2480, 158553), (2676, 146940), (2790, 140936), (2844, 138260), (3160, 124434), (3345, 117552), (3555, 110608), (3568, 110205), (3720, 105702), (3792, 103695), (4014, 97960), (4460, 88164), (4464, 88085), (4740, 82956), (4898, 80280), (5352, 73470), (5580, 70468), (5688, 69130), (6320, 62217), (6690, 58776), (6913, 56880), (7110, 55304), (7347, 53520), (7440, 52851), (8028, 48980), (8920, 44082), (9480, 41478), (9796, 40140), (10035, 39184), (10704, 36735), (11160, 35234), (11376, 34565), (12245, 32112), (13380, 29388), (13826, 28440), (14220, 27652), (14694, 26760), (16056, 24490), (17617, 22320), (17840, 22041), (18960, 20739), (19592, 20070)]