643091280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 320

約数和(自身を含む): 2273187840

約数和(自身を除く): 1630096560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 61, 62, 65, 78, 80, 93, 104, 109, 120, 122, 124, 130, 155, 156, 183, 186, 195, 208, 218, 240, 244, 248, 260, 305, 310, 312, 327, 366, 372, 390, 403, 436, 465, 488, 496, 520, 545, 610, 620, 624, 654, 732, 744, 780, 793, 806, 872, 915, 930, 976, 1040, 1090, 1209, 1220, 1240, 1308, 1417, 1464, 1488, 1560, 1586, 1612, 1635, 1744, 1830, 1860, 1891, 2015, 2180, 2379, 2418, 2440, 2480, 2616, 2834, 2928, 3120, 3172, 3224, 3270, 3379, 3660, 3720, 3782, 3965, 4030, 4251, 4360, 4758, 4836, 4880, 5232, 5668, 5673, 6045, 6344, 6448, 6540, 6649, 6758, 7085, 7320, 7440, 7564, 7930, 8060, 8502, 8720, 9455, 9516, 9672, 10137, 11336, 11346, 11895, 12090, 12688, 13080, 13298, 13516, 14170, 14640, 15128, 15860, 16120, 16895, 17004, 18910, 19032, 19344, 19947, 20274, 21255, 22672, 22692, 23790, 24180, 24583, 26160, 26596, 27032, 28340, 28365, 30256, 31720, 32240, 33245, 33790, 34008, 37820, 38064, 39894, 40548, 42510, 43927, 45384, 47580, 48360, 49166, 50685, 53192, 54064, 56680, 56730, 63440, 66490, 67580, 68016, 73749, 75640, 79788, 81096, 85020, 86437, 87854, 90768, 95160, 96720, 98332, 99735, 101370, 106384, 113360, 113460, 122915, 131781, 132980, 135160, 147498, 151280, 159576, 162192, 170040, 172874, 175708, 190320, 196664, 199470, 202740, 206119, 219635, 226920, 245830, 259311, 263562, 265960, 270320, 294996, 319152, 340080, 345748, 351416, 368745, 393328, 398940, 405480, 412238, 432185, 439270, 453840, 491660, 518622, 527124, 531920, 589992, 618357, 658905, 691496, 702832, 737490, 797880, 810960, 824476, 864370, 878540, 983320, 1030595, 1037244, 1054248, 1179984, 1236714, 1296555, 1317810, 1382992, 1474980, 1595760, 1648952, 1728740, 1757080, 1966640, 2061190, 2074488, 2108496, 2473428, 2593110, 2635620, 2679547, 2949960, 3091785, 3297904, 3457480, 3514160, 4122380, 4148976, 4946856, 5186220, 5271240, 5359094, 5899920, 6183570, 6914960, 8038641, 8244760, 9893712, 10372440, 10542480, 10718188, 12367140, 13397735, 16077282, 16489520, 20744880, 21436376, 24734280, 26795470, 32154564, 40193205, 42872752, 49468560, 53590940, 64309128, 80386410, 107181880, 128618256, 160772820, 214363760, 321545640, 643091280]

約数ペア:

[(1, 643091280), (2, 321545640), (3, 214363760), (4, 160772820), (5, 128618256), (6, 107181880), (8, 80386410), (10, 64309128), (12, 53590940), (13, 49468560), (15, 42872752), (16, 40193205), (20, 32154564), (24, 26795470), (26, 24734280), (30, 21436376), (31, 20744880), (39, 16489520), (40, 16077282), (48, 13397735), (52, 12367140), (60, 10718188), (61, 10542480), (62, 10372440), (65, 9893712), (78, 8244760), (80, 8038641), (93, 6914960), (104, 6183570), (109, 5899920), (120, 5359094), (122, 5271240), (124, 5186220), (130, 4946856), (155, 4148976), (156, 4122380), (183, 3514160), (186, 3457480), (195, 3297904), (208, 3091785), (218, 2949960), (240, 2679547), (244, 2635620), (248, 2593110), (260, 2473428), (305, 2108496), (310, 2074488), (312, 2061190), (327, 1966640), (366, 1757080), (372, 1728740), (390, 1648952), (403, 1595760), (436, 1474980), (465, 1382992), (488, 1317810), (496, 1296555), (520, 1236714), (545, 1179984), (610, 1054248), (620, 1037244), (624, 1030595), (654, 983320), (732, 878540), (744, 864370), (780, 824476), (793, 810960), (806, 797880), (872, 737490), (915, 702832), (930, 691496), (976, 658905), (1040, 618357), (1090, 589992), (1209, 531920), (1220, 527124), (1240, 518622), (1308, 491660), (1417, 453840), (1464, 439270), (1488, 432185), (1560, 412238), (1586, 405480), (1612, 398940), (1635, 393328), (1744, 368745), (1830, 351416), (1860, 345748), (1891, 340080), (2015, 319152), (2180, 294996), (2379, 270320), (2418, 265960), (2440, 263562), (2480, 259311), (2616, 245830), (2834, 226920), (2928, 219635), (3120, 206119), (3172, 202740), (3224, 199470), (3270, 196664), (3379, 190320), (3660, 175708), (3720, 172874), (3782, 170040), (3965, 162192), (4030, 159576), (4251, 151280), (4360, 147498), (4758, 135160), (4836, 132980), (4880, 131781), (5232, 122915), (5668, 113460), (5673, 113360), (6045, 106384), (6344, 101370), (6448, 99735), (6540, 98332), (6649, 96720), (6758, 95160), (7085, 90768), (7320, 87854), (7440, 86437), (7564, 85020), (7930, 81096), (8060, 79788), (8502, 75640), (8720, 73749), (9455, 68016), (9516, 67580), (9672, 66490), (10137, 63440), (11336, 56730), (11346, 56680), (11895, 54064), (12090, 53192), (12688, 50685), (13080, 49166), (13298, 48360), (13516, 47580), (14170, 45384), (14640, 43927), (15128, 42510), (15860, 40548), (16120, 39894), (16895, 38064), (17004, 37820), (18910, 34008), (19032, 33790), (19344, 33245), (19947, 32240), (20274, 31720), (21255, 30256), (22672, 28365), (22692, 28340), (23790, 27032), (24180, 26596), (24583, 26160)]