255821760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1076

約数の個数: 224

約数和(自身を含む): 934516800

約数和(自身を除く): 678695040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 432, 435, 464, 480, 522, 540, 576, 580, 696, 720, 783, 864, 870, 928, 960, 1021, 1044, 1080, 1160, 1305, 1392, 1440, 1566, 1728, 1740, 1856, 2042, 2088, 2160, 2320, 2610, 2784, 2880, 3063, 3132, 3480, 3915, 4084, 4176, 4320, 4640, 5105, 5220, 5568, 6126, 6264, 6960, 7830, 8168, 8352, 8640, 9189, 9280, 10210, 10440, 12252, 12528, 13920, 15315, 15660, 16336, 16704, 18378, 20420, 20880, 24504, 25056, 27567, 27840, 29609, 30630, 31320, 32672, 36756, 40840, 41760, 45945, 49008, 50112, 55134, 59218, 61260, 62640, 65344, 73512, 81680, 83520, 88827, 91890, 98016, 110268, 118436, 122520, 125280, 137835, 147024, 148045, 163360, 177654, 183780, 196032, 220536, 236872, 245040, 250560, 266481, 275670, 294048, 296090, 326720, 355308, 367560, 441072, 444135, 473744, 490080, 532962, 551340, 588096, 592180, 710616, 735120, 799443, 882144, 888270, 947488, 980160, 1065924, 1102680, 1184360, 1332405, 1421232, 1470240, 1598886, 1764288, 1776540, 1894976, 2131848, 2205360, 2368720, 2664810, 2842464, 2940480, 3197772, 3553080, 3997215, 4263696, 4410720, 4737440, 5329620, 5684928, 6395544, 7106160, 7994430, 8527392, 8821440, 9474880, 10659240, 12791088, 14212320, 15988860, 17054784, 21318480, 25582176, 28424640, 31977720, 42636960, 51164352, 63955440, 85273920, 127910880, 255821760]

約数ペア:

[(1, 255821760), (2, 127910880), (3, 85273920), (4, 63955440), (5, 51164352), (6, 42636960), (8, 31977720), (9, 28424640), (10, 25582176), (12, 21318480), (15, 17054784), (16, 15988860), (18, 14212320), (20, 12791088), (24, 10659240), (27, 9474880), (29, 8821440), (30, 8527392), (32, 7994430), (36, 7106160), (40, 6395544), (45, 5684928), (48, 5329620), (54, 4737440), (58, 4410720), (60, 4263696), (64, 3997215), (72, 3553080), (80, 3197772), (87, 2940480), (90, 2842464), (96, 2664810), (108, 2368720), (116, 2205360), (120, 2131848), (135, 1894976), (144, 1776540), (145, 1764288), (160, 1598886), (174, 1470240), (180, 1421232), (192, 1332405), (216, 1184360), (232, 1102680), (240, 1065924), (261, 980160), (270, 947488), (288, 888270), (290, 882144), (320, 799443), (348, 735120), (360, 710616), (432, 592180), (435, 588096), (464, 551340), (480, 532962), (522, 490080), (540, 473744), (576, 444135), (580, 441072), (696, 367560), (720, 355308), (783, 326720), (864, 296090), (870, 294048), (928, 275670), (960, 266481), (1021, 250560), (1044, 245040), (1080, 236872), (1160, 220536), (1305, 196032), (1392, 183780), (1440, 177654), (1566, 163360), (1728, 148045), (1740, 147024), (1856, 137835), (2042, 125280), (2088, 122520), (2160, 118436), (2320, 110268), (2610, 98016), (2784, 91890), (2880, 88827), (3063, 83520), (3132, 81680), (3480, 73512), (3915, 65344), (4084, 62640), (4176, 61260), (4320, 59218), (4640, 55134), (5105, 50112), (5220, 49008), (5568, 45945), (6126, 41760), (6264, 40840), (6960, 36756), (7830, 32672), (8168, 31320), (8352, 30630), (8640, 29609), (9189, 27840), (9280, 27567), (10210, 25056), (10440, 24504), (12252, 20880), (12528, 20420), (13920, 18378), (15315, 16704), (15660, 16336)]