262143840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1279}}^1$

素因数の和:1365

約数の個数: 192

約数和(自身を含む): 959938560

約数和(自身を除く): 697794720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 366, 420, 427, 480, 488, 560, 610, 672, 732, 840, 854, 915, 976, 1120, 1220, 1279, 1281, 1464, 1680, 1708, 1830, 1952, 2135, 2440, 2558, 2562, 2928, 3360, 3416, 3660, 3837, 4270, 4880, 5116, 5124, 5856, 6395, 6405, 6832, 7320, 7674, 8540, 8953, 9760, 10232, 10248, 12790, 12810, 13664, 14640, 15348, 17080, 17906, 19185, 20464, 20496, 25580, 25620, 26859, 29280, 30696, 34160, 35812, 38370, 40928, 40992, 44765, 51160, 51240, 53718, 61392, 68320, 71624, 76740, 78019, 89530, 102320, 102480, 107436, 122784, 134295, 143248, 153480, 156038, 179060, 204640, 204960, 214872, 234057, 268590, 286496, 306960, 312076, 358120, 390095, 429744, 468114, 537180, 546133, 613920, 624152, 716240, 780190, 859488, 936228, 1074360, 1092266, 1170285, 1248304, 1432480, 1560380, 1638399, 1872456, 2148720, 2184532, 2340570, 2496608, 2730665, 3120760, 3276798, 3744912, 4297440, 4369064, 4681140, 5461330, 6241520, 6553596, 7489824, 8191995, 8738128, 9362280, 10922660, 12483040, 13107192, 16383990, 17476256, 18724560, 21845320, 26214384, 32767980, 37449120, 43690640, 52428768, 65535960, 87381280, 131071920, 262143840]

約数ペア:

[(1, 262143840), (2, 131071920), (3, 87381280), (4, 65535960), (5, 52428768), (6, 43690640), (7, 37449120), (8, 32767980), (10, 26214384), (12, 21845320), (14, 18724560), (15, 17476256), (16, 16383990), (20, 13107192), (21, 12483040), (24, 10922660), (28, 9362280), (30, 8738128), (32, 8191995), (35, 7489824), (40, 6553596), (42, 6241520), (48, 5461330), (56, 4681140), (60, 4369064), (61, 4297440), (70, 3744912), (80, 3276798), (84, 3120760), (96, 2730665), (105, 2496608), (112, 2340570), (120, 2184532), (122, 2148720), (140, 1872456), (160, 1638399), (168, 1560380), (183, 1432480), (210, 1248304), (224, 1170285), (240, 1092266), (244, 1074360), (280, 936228), (305, 859488), (336, 780190), (366, 716240), (420, 624152), (427, 613920), (480, 546133), (488, 537180), (560, 468114), (610, 429744), (672, 390095), (732, 358120), (840, 312076), (854, 306960), (915, 286496), (976, 268590), (1120, 234057), (1220, 214872), (1279, 204960), (1281, 204640), (1464, 179060), (1680, 156038), (1708, 153480), (1830, 143248), (1952, 134295), (2135, 122784), (2440, 107436), (2558, 102480), (2562, 102320), (2928, 89530), (3360, 78019), (3416, 76740), (3660, 71624), (3837, 68320), (4270, 61392), (4880, 53718), (5116, 51240), (5124, 51160), (5856, 44765), (6395, 40992), (6405, 40928), (6832, 38370), (7320, 35812), (7674, 34160), (8540, 30696), (8953, 29280), (9760, 26859), (10232, 25620), (10248, 25580), (12790, 20496), (12810, 20464), (13664, 19185), (14640, 17906), (15348, 17080)]