990692640

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{181}}^2$

素因数の和:393

約数の個数: 288

約数和(自身を含む): 3984785280

約数和(自身を除く): 2994092640

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, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 181, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 362, 378, 420, 432, 480, 504, 540, 543, 560, 630, 672, 720, 724, 756, 840, 864, 905, 945, 1008, 1080, 1086, 1120, 1260, 1267, 1440, 1448, 1512, 1629, 1680, 1810, 1890, 2016, 2160, 2172, 2520, 2534, 2715, 2896, 3024, 3258, 3360, 3620, 3780, 3801, 4320, 4344, 4887, 5040, 5068, 5430, 5792, 6048, 6335, 6516, 7240, 7560, 7602, 8145, 8688, 9774, 10080, 10136, 10860, 11403, 12670, 13032, 14480, 15120, 15204, 16290, 17376, 19005, 19548, 20272, 21720, 22806, 24435, 25340, 26064, 28960, 30240, 30408, 32580, 32761, 34209, 38010, 39096, 40544, 43440, 45612, 48870, 50680, 52128, 57015, 60816, 65160, 65522, 68418, 76020, 78192, 86880, 91224, 97740, 98283, 101360, 114030, 121632, 130320, 131044, 136836, 152040, 156384, 163805, 171045, 182448, 195480, 196566, 202720, 228060, 229327, 260640, 262088, 273672, 294849, 304080, 327610, 342090, 364896, 390960, 393132, 456120, 458654, 491415, 524176, 547344, 589698, 608160, 655220, 684180, 687981, 781920, 786264, 884547, 912240, 917308, 982830, 1048352, 1094688, 1146635, 1179396, 1310440, 1368360, 1375962, 1474245, 1572528, 1769094, 1824480, 1834616, 1965660, 2063943, 2293270, 2358792, 2620880, 2736720, 2751924, 2948490, 3145056, 3439905, 3538188, 3669232, 3931320, 4127886, 4422735, 4586540, 4717584, 5241760, 5473440, 5503848, 5896980, 6191829, 6879810, 7076376, 7338464, 7862640, 8255772, 8845470, 9173080, 9435168, 10319715, 11007696, 11793960, 12383658, 13759620, 14152752, 15725280, 16511544, 17690940, 18346160, 20639430, 22015392, 23587920, 24767316, 27519240, 28305504, 30959145, 33023088, 35381880, 36692320, 41278860, 47175840, 49534632, 55038480, 61918290, 66046176, 70763760, 82557720, 99069264, 110076960, 123836580, 141527520, 165115440, 198138528, 247673160, 330230880, 495346320, 990692640]

約数ペア:

[(1, 990692640), (2, 495346320), (3, 330230880), (4, 247673160), (5, 198138528), (6, 165115440), (7, 141527520), (8, 123836580), (9, 110076960), (10, 99069264), (12, 82557720), (14, 70763760), (15, 66046176), (16, 61918290), (18, 55038480), (20, 49534632), (21, 47175840), (24, 41278860), (27, 36692320), (28, 35381880), (30, 33023088), (32, 30959145), (35, 28305504), (36, 27519240), (40, 24767316), (42, 23587920), (45, 22015392), (48, 20639430), (54, 18346160), (56, 17690940), (60, 16511544), (63, 15725280), (70, 14152752), (72, 13759620), (80, 12383658), (84, 11793960), (90, 11007696), (96, 10319715), (105, 9435168), (108, 9173080), (112, 8845470), (120, 8255772), (126, 7862640), (135, 7338464), (140, 7076376), (144, 6879810), (160, 6191829), (168, 5896980), (180, 5503848), (181, 5473440), (189, 5241760), (210, 4717584), (216, 4586540), (224, 4422735), (240, 4127886), (252, 3931320), (270, 3669232), (280, 3538188), (288, 3439905), (315, 3145056), (336, 2948490), (360, 2751924), (362, 2736720), (378, 2620880), (420, 2358792), (432, 2293270), (480, 2063943), (504, 1965660), (540, 1834616), (543, 1824480), (560, 1769094), (630, 1572528), (672, 1474245), (720, 1375962), (724, 1368360), (756, 1310440), (840, 1179396), (864, 1146635), (905, 1094688), (945, 1048352), (1008, 982830), (1080, 917308), (1086, 912240), (1120, 884547), (1260, 786264), (1267, 781920), (1440, 687981), (1448, 684180), (1512, 655220), (1629, 608160), (1680, 589698), (1810, 547344), (1890, 524176), (2016, 491415), (2160, 458654), (2172, 456120), (2520, 393132), (2534, 390960), (2715, 364896), (2896, 342090), (3024, 327610), (3258, 304080), (3360, 294849), (3620, 273672), (3780, 262088), (3801, 260640), (4320, 229327), (4344, 228060), (4887, 202720), (5040, 196566), (5068, 195480), (5430, 182448), (5792, 171045), (6048, 163805), (6335, 156384), (6516, 152040), (7240, 136836), (7560, 131044), (7602, 130320), (8145, 121632), (8688, 114030), (9774, 101360), (10080, 98283), (10136, 97740), (10860, 91224), (11403, 86880), (12670, 78192), (13032, 76020), (14480, 68418), (15120, 65522), (15204, 65160), (16290, 60816), (17376, 57015), (19005, 52128), (19548, 50680), (20272, 48870), (21720, 45612), (22806, 43440), (24435, 40544), (25340, 39096), (26064, 38010), (28960, 34209), (30240, 32761), (30408, 32580)]