231821280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:306

約数の個数: 288

約数和(自身を含む): 858967200

約数和(自身を除く): 627145920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 37, 38, 40, 45, 48, 57, 60, 72, 74, 76, 80, 90, 95, 96, 111, 114, 120, 144, 148, 152, 160, 171, 180, 185, 190, 222, 228, 229, 240, 285, 288, 296, 304, 333, 342, 360, 370, 380, 444, 456, 458, 480, 555, 570, 592, 608, 666, 684, 687, 703, 720, 740, 760, 855, 888, 912, 916, 1110, 1140, 1145, 1184, 1332, 1368, 1374, 1406, 1440, 1480, 1520, 1665, 1710, 1776, 1824, 1832, 2061, 2109, 2220, 2280, 2290, 2664, 2736, 2748, 2812, 2960, 3040, 3330, 3420, 3435, 3515, 3552, 3664, 4122, 4218, 4351, 4440, 4560, 4580, 5328, 5472, 5496, 5624, 5920, 6327, 6660, 6840, 6870, 7030, 7328, 8244, 8436, 8473, 8702, 8880, 9120, 9160, 10305, 10545, 10656, 10992, 11248, 12654, 13053, 13320, 13680, 13740, 14060, 16488, 16872, 16946, 17404, 17760, 18320, 20610, 21090, 21755, 21984, 22496, 25308, 25419, 26106, 26640, 27360, 27480, 28120, 31635, 32976, 33744, 33892, 34808, 36640, 39159, 41220, 42180, 42365, 43510, 50616, 50838, 52212, 53280, 54960, 56240, 63270, 65265, 65952, 67488, 67784, 69616, 76257, 78318, 82440, 84360, 84730, 87020, 101232, 101676, 104424, 109920, 112480, 126540, 127095, 130530, 135568, 139232, 152514, 156636, 160987, 164880, 168720, 169460, 174040, 195795, 202464, 203352, 208848, 253080, 254190, 261060, 271136, 305028, 313272, 321974, 329760, 337440, 338920, 348080, 381285, 391590, 406704, 417696, 482961, 506160, 508380, 522120, 610056, 626544, 643948, 677840, 696160, 762570, 783180, 804935, 813408, 965922, 1012320, 1016760, 1044240, 1220112, 1253088, 1287896, 1355680, 1448883, 1525140, 1566360, 1609870, 1931844, 2033520, 2088480, 2414805, 2440224, 2575792, 2897766, 3050280, 3132720, 3219740, 3863688, 4067040, 4829610, 5151584, 5795532, 6100560, 6265440, 6439480, 7244415, 7727376, 9659220, 11591064, 12201120, 12878960, 14488830, 15454752, 19318440, 23182128, 25757920, 28977660, 38636880, 46364256, 57955320, 77273760, 115910640, 231821280]

約数ペア:

[(1, 231821280), (2, 115910640), (3, 77273760), (4, 57955320), (5, 46364256), (6, 38636880), (8, 28977660), (9, 25757920), (10, 23182128), (12, 19318440), (15, 15454752), (16, 14488830), (18, 12878960), (19, 12201120), (20, 11591064), (24, 9659220), (30, 7727376), (32, 7244415), (36, 6439480), (37, 6265440), (38, 6100560), (40, 5795532), (45, 5151584), (48, 4829610), (57, 4067040), (60, 3863688), (72, 3219740), (74, 3132720), (76, 3050280), (80, 2897766), (90, 2575792), (95, 2440224), (96, 2414805), (111, 2088480), (114, 2033520), (120, 1931844), (144, 1609870), (148, 1566360), (152, 1525140), (160, 1448883), (171, 1355680), (180, 1287896), (185, 1253088), (190, 1220112), (222, 1044240), (228, 1016760), (229, 1012320), (240, 965922), (285, 813408), (288, 804935), (296, 783180), (304, 762570), (333, 696160), (342, 677840), (360, 643948), (370, 626544), (380, 610056), (444, 522120), (456, 508380), (458, 506160), (480, 482961), (555, 417696), (570, 406704), (592, 391590), (608, 381285), (666, 348080), (684, 338920), (687, 337440), (703, 329760), (720, 321974), (740, 313272), (760, 305028), (855, 271136), (888, 261060), (912, 254190), (916, 253080), (1110, 208848), (1140, 203352), (1145, 202464), (1184, 195795), (1332, 174040), (1368, 169460), (1374, 168720), (1406, 164880), (1440, 160987), (1480, 156636), (1520, 152514), (1665, 139232), (1710, 135568), (1776, 130530), (1824, 127095), (1832, 126540), (2061, 112480), (2109, 109920), (2220, 104424), (2280, 101676), (2290, 101232), (2664, 87020), (2736, 84730), (2748, 84360), (2812, 82440), (2960, 78318), (3040, 76257), (3330, 69616), (3420, 67784), (3435, 67488), (3515, 65952), (3552, 65265), (3664, 63270), (4122, 56240), (4218, 54960), (4351, 53280), (4440, 52212), (4560, 50838), (4580, 50616), (5328, 43510), (5472, 42365), (5496, 42180), (5624, 41220), (5920, 39159), (6327, 36640), (6660, 34808), (6840, 33892), (6870, 33744), (7030, 32976), (7328, 31635), (8244, 28120), (8436, 27480), (8473, 27360), (8702, 26640), (8880, 26106), (9120, 25419), (9160, 25308), (10305, 22496), (10545, 21984), (10656, 21755), (10992, 21090), (11248, 20610), (12654, 18320), (13053, 17760), (13320, 17404), (13680, 16946), (13740, 16872), (14060, 16488)]