1280415600

素因数分解:

$2^4\times 3^6\times 5^2\times {\mathrm{4391}}^1$

素因数の和:4427

約数の個数: 210

約数和(自身を含む): 4613238216

約数和(自身を除く): 3332822616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 243, 270, 300, 324, 360, 400, 405, 432, 450, 486, 540, 600, 648, 675, 720, 729, 810, 900, 972, 1080, 1200, 1215, 1296, 1350, 1458, 1620, 1800, 1944, 2025, 2160, 2430, 2700, 2916, 3240, 3600, 3645, 3888, 4050, 4391, 4860, 5400, 5832, 6075, 6480, 7290, 8100, 8782, 9720, 10800, 11664, 12150, 13173, 14580, 16200, 17564, 18225, 19440, 21955, 24300, 26346, 29160, 32400, 35128, 36450, 39519, 43910, 48600, 52692, 58320, 65865, 70256, 72900, 79038, 87820, 97200, 105384, 109775, 118557, 131730, 145800, 158076, 175640, 197595, 210768, 219550, 237114, 263460, 291600, 316152, 329325, 351280, 355671, 395190, 439100, 474228, 526920, 592785, 632304, 658650, 711342, 790380, 878200, 948456, 987975, 1053840, 1067013, 1185570, 1317300, 1422684, 1580760, 1756400, 1778355, 1896912, 1975950, 2134026, 2371140, 2634600, 2845368, 2963925, 3161520, 3201039, 3556710, 3951900, 4268052, 4742280, 5269200, 5335065, 5690736, 5927850, 6402078, 7113420, 7903800, 8536104, 8891775, 9484560, 10670130, 11855700, 12804156, 14226840, 15807600, 16005195, 17072208, 17783550, 21340260, 23711400, 25608312, 26675325, 28453680, 32010390, 35567100, 42680520, 47422800, 51216624, 53350650, 64020780, 71134200, 80025975, 85361040, 106701300, 128041560, 142268400, 160051950, 213402600, 256083120, 320103900, 426805200, 640207800, 1280415600]

約数ペア:

[(1, 1280415600), (2, 640207800), (3, 426805200), (4, 320103900), (5, 256083120), (6, 213402600), (8, 160051950), (9, 142268400), (10, 128041560), (12, 106701300), (15, 85361040), (16, 80025975), (18, 71134200), (20, 64020780), (24, 53350650), (25, 51216624), (27, 47422800), (30, 42680520), (36, 35567100), (40, 32010390), (45, 28453680), (48, 26675325), (50, 25608312), (54, 23711400), (60, 21340260), (72, 17783550), (75, 17072208), (80, 16005195), (81, 15807600), (90, 14226840), (100, 12804156), (108, 11855700), (120, 10670130), (135, 9484560), (144, 8891775), (150, 8536104), (162, 7903800), (180, 7113420), (200, 6402078), (216, 5927850), (225, 5690736), (240, 5335065), (243, 5269200), (270, 4742280), (300, 4268052), (324, 3951900), (360, 3556710), (400, 3201039), (405, 3161520), (432, 2963925), (450, 2845368), (486, 2634600), (540, 2371140), (600, 2134026), (648, 1975950), (675, 1896912), (720, 1778355), (729, 1756400), (810, 1580760), (900, 1422684), (972, 1317300), (1080, 1185570), (1200, 1067013), (1215, 1053840), (1296, 987975), (1350, 948456), (1458, 878200), (1620, 790380), (1800, 711342), (1944, 658650), (2025, 632304), (2160, 592785), (2430, 526920), (2700, 474228), (2916, 439100), (3240, 395190), (3600, 355671), (3645, 351280), (3888, 329325), (4050, 316152), (4391, 291600), (4860, 263460), (5400, 237114), (5832, 219550), (6075, 210768), (6480, 197595), (7290, 175640), (8100, 158076), (8782, 145800), (9720, 131730), (10800, 118557), (11664, 109775), (12150, 105384), (13173, 97200), (14580, 87820), (16200, 79038), (17564, 72900), (18225, 70256), (19440, 65865), (21955, 58320), (24300, 52692), (26346, 48600), (29160, 43910), (32400, 39519), (35128, 36450)]