90951840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{1289}}^1$

素因数の和:1324

約数の個数: 216

約数和(自身を含む): 361326420

約数和(自身を除く): 270374580

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1289, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2578, 2940, 3360, 3528, 3867, 3920, 4410, 4704, 5040, 5156, 5880, 6445, 7056, 7734, 7840, 8820, 9023, 10080, 10312, 11601, 11760, 12890, 14112, 15468, 17640, 18046, 19335, 20624, 23202, 23520, 25780, 27069, 30936, 35280, 36092, 38670, 41248, 45115, 46404, 51560, 54138, 58005, 61872, 63161, 70560, 72184, 77340, 81207, 90230, 92808, 103120, 108276, 116010, 123744, 126322, 135345, 144368, 154680, 162414, 180460, 185616, 189483, 206240, 216552, 232020, 252644, 270690, 288736, 309360, 315805, 324828, 360920, 371232, 378966, 406035, 433104, 464040, 505288, 541380, 568449, 618720, 631610, 649656, 721840, 757932, 812070, 866208, 928080, 947415, 1010576, 1082760, 1136898, 1263220, 1299312, 1443680, 1515864, 1624140, 1856160, 1894830, 2021152, 2165520, 2273796, 2526440, 2598624, 2842245, 3031728, 3248280, 3789660, 4331040, 4547592, 5052880, 5684490, 6063456, 6496560, 7579320, 9095184, 10105760, 11368980, 12993120, 15158640, 18190368, 22737960, 30317280, 45475920, 90951840]

約数ペア:

[(1, 90951840), (2, 45475920), (3, 30317280), (4, 22737960), (5, 18190368), (6, 15158640), (7, 12993120), (8, 11368980), (9, 10105760), (10, 9095184), (12, 7579320), (14, 6496560), (15, 6063456), (16, 5684490), (18, 5052880), (20, 4547592), (21, 4331040), (24, 3789660), (28, 3248280), (30, 3031728), (32, 2842245), (35, 2598624), (36, 2526440), (40, 2273796), (42, 2165520), (45, 2021152), (48, 1894830), (49, 1856160), (56, 1624140), (60, 1515864), (63, 1443680), (70, 1299312), (72, 1263220), (80, 1136898), (84, 1082760), (90, 1010576), (96, 947415), (98, 928080), (105, 866208), (112, 812070), (120, 757932), (126, 721840), (140, 649656), (144, 631610), (147, 618720), (160, 568449), (168, 541380), (180, 505288), (196, 464040), (210, 433104), (224, 406035), (240, 378966), (245, 371232), (252, 360920), (280, 324828), (288, 315805), (294, 309360), (315, 288736), (336, 270690), (360, 252644), (392, 232020), (420, 216552), (441, 206240), (480, 189483), (490, 185616), (504, 180460), (560, 162414), (588, 154680), (630, 144368), (672, 135345), (720, 126322), (735, 123744), (784, 116010), (840, 108276), (882, 103120), (980, 92808), (1008, 90230), (1120, 81207), (1176, 77340), (1260, 72184), (1289, 70560), (1440, 63161), (1470, 61872), (1568, 58005), (1680, 54138), (1764, 51560), (1960, 46404), (2016, 45115), (2205, 41248), (2352, 38670), (2520, 36092), (2578, 35280), (2940, 30936), (3360, 27069), (3528, 25780), (3867, 23520), (3920, 23202), (4410, 20624), (4704, 19335), (5040, 18046), (5156, 17640), (5880, 15468), (6445, 14112), (7056, 12890), (7734, 11760), (7840, 11601), (8820, 10312), (9023, 10080)]