420240960

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:583

約数の個数: 280

約数和(自身を含む): 1546043136

約数和(自身を除く): 1125802176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 324, 360, 372, 405, 432, 465, 480, 496, 523, 540, 558, 576, 620, 648, 720, 744, 810, 837, 864, 930, 960, 992, 1046, 1080, 1116, 1240, 1296, 1395, 1440, 1488, 1569, 1620, 1674, 1728, 1860, 1984, 2092, 2160, 2232, 2480, 2511, 2592, 2615, 2790, 2880, 2976, 3138, 3240, 3348, 3720, 4184, 4185, 4320, 4464, 4707, 4960, 5022, 5184, 5230, 5580, 5952, 6276, 6480, 6696, 7440, 7845, 8368, 8370, 8640, 8928, 9414, 9920, 10044, 10460, 11160, 12552, 12555, 12960, 13392, 14121, 14880, 15690, 16213, 16736, 16740, 17856, 18828, 20088, 20920, 22320, 23535, 25104, 25110, 25920, 26784, 28242, 29760, 31380, 32426, 33472, 33480, 37656, 40176, 41840, 42363, 44640, 47070, 48639, 50208, 50220, 53568, 56484, 62760, 64852, 66960, 70605, 75312, 80352, 81065, 83680, 84726, 89280, 94140, 97278, 100416, 100440, 112968, 125520, 129704, 133920, 141210, 145917, 150624, 160704, 162130, 167360, 169452, 188280, 194556, 200880, 211815, 225936, 243195, 251040, 259408, 267840, 282420, 291834, 301248, 324260, 338904, 376560, 389112, 401760, 423630, 437751, 451872, 486390, 502080, 518816, 564840, 583668, 648520, 677808, 729585, 753120, 778224, 803520, 847260, 875502, 903744, 972780, 1037632, 1129680, 1167336, 1297040, 1313253, 1355616, 1459170, 1506240, 1556448, 1694520, 1751004, 1945560, 2188755, 2259360, 2334672, 2594080, 2626506, 2711232, 2918340, 3112896, 3389040, 3502008, 3891120, 4377510, 4518720, 4669344, 5188160, 5253012, 5836680, 6566265, 6778080, 7004016, 7782240, 8755020, 9338688, 10506024, 11673360, 13132530, 13556160, 14008032, 15564480, 17510040, 21012048, 23346720, 26265060, 28016064, 35020080, 42024096, 46693440, 52530120, 70040160, 84048192, 105060240, 140080320, 210120480, 420240960]

約数ペア:

[(1, 420240960), (2, 210120480), (3, 140080320), (4, 105060240), (5, 84048192), (6, 70040160), (8, 52530120), (9, 46693440), (10, 42024096), (12, 35020080), (15, 28016064), (16, 26265060), (18, 23346720), (20, 21012048), (24, 17510040), (27, 15564480), (30, 14008032), (31, 13556160), (32, 13132530), (36, 11673360), (40, 10506024), (45, 9338688), (48, 8755020), (54, 7782240), (60, 7004016), (62, 6778080), (64, 6566265), (72, 5836680), (80, 5253012), (81, 5188160), (90, 4669344), (93, 4518720), (96, 4377510), (108, 3891120), (120, 3502008), (124, 3389040), (135, 3112896), (144, 2918340), (155, 2711232), (160, 2626506), (162, 2594080), (180, 2334672), (186, 2259360), (192, 2188755), (216, 1945560), (240, 1751004), (248, 1694520), (270, 1556448), (279, 1506240), (288, 1459170), (310, 1355616), (320, 1313253), (324, 1297040), (360, 1167336), (372, 1129680), (405, 1037632), (432, 972780), (465, 903744), (480, 875502), (496, 847260), (523, 803520), (540, 778224), (558, 753120), (576, 729585), (620, 677808), (648, 648520), (720, 583668), (744, 564840), (810, 518816), (837, 502080), (864, 486390), (930, 451872), (960, 437751), (992, 423630), (1046, 401760), (1080, 389112), (1116, 376560), (1240, 338904), (1296, 324260), (1395, 301248), (1440, 291834), (1488, 282420), (1569, 267840), (1620, 259408), (1674, 251040), (1728, 243195), (1860, 225936), (1984, 211815), (2092, 200880), (2160, 194556), (2232, 188280), (2480, 169452), (2511, 167360), (2592, 162130), (2615, 160704), (2790, 150624), (2880, 145917), (2976, 141210), (3138, 133920), (3240, 129704), (3348, 125520), (3720, 112968), (4184, 100440), (4185, 100416), (4320, 97278), (4464, 94140), (4707, 89280), (4960, 84726), (5022, 83680), (5184, 81065), (5230, 80352), (5580, 75312), (5952, 70605), (6276, 66960), (6480, 64852), (6696, 62760), (7440, 56484), (7845, 53568), (8368, 50220), (8370, 50208), (8640, 48639), (8928, 47070), (9414, 44640), (9920, 42363), (10044, 41840), (10460, 40176), (11160, 37656), (12552, 33480), (12555, 33472), (12960, 32426), (13392, 31380), (14121, 29760), (14880, 28242), (15690, 26784), (16213, 25920), (16736, 25110), (16740, 25104), (17856, 23535), (18828, 22320), (20088, 20920)]