420390000

素因数分解:

$2^4\times 3^5\times 5^4\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 300

約数和(自身を含む): 1533427896

約数和(自身を除く): 1113037896

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, 125, 135, 144, 150, 162, 173, 180, 200, 216, 225, 240, 243, 250, 270, 300, 324, 346, 360, 375, 400, 405, 432, 450, 486, 500, 519, 540, 600, 625, 648, 675, 692, 720, 750, 810, 865, 900, 972, 1000, 1038, 1080, 1125, 1200, 1215, 1250, 1296, 1350, 1384, 1500, 1557, 1620, 1730, 1800, 1875, 1944, 2000, 2025, 2076, 2160, 2250, 2430, 2500, 2595, 2700, 2768, 3000, 3114, 3240, 3375, 3460, 3600, 3750, 3888, 4050, 4152, 4325, 4500, 4671, 4860, 5000, 5190, 5400, 5625, 6000, 6075, 6228, 6480, 6750, 6920, 7500, 7785, 8100, 8304, 8650, 9000, 9342, 9720, 10000, 10125, 10380, 10800, 11250, 12150, 12456, 12975, 13500, 13840, 14013, 15000, 15570, 16200, 16875, 17300, 18000, 18684, 19440, 20250, 20760, 21625, 22500, 23355, 24300, 24912, 25950, 27000, 28026, 30000, 30375, 31140, 32400, 33750, 34600, 37368, 38925, 40500, 41520, 42039, 43250, 45000, 46710, 48600, 50625, 51900, 54000, 56052, 60750, 62280, 64875, 67500, 69200, 70065, 74736, 77850, 81000, 84078, 86500, 90000, 93420, 97200, 101250, 103800, 108125, 112104, 116775, 121500, 124560, 129750, 135000, 140130, 151875, 155700, 162000, 168156, 173000, 186840, 194625, 202500, 207600, 210195, 216250, 224208, 233550, 243000, 259500, 270000, 280260, 303750, 311400, 324375, 336312, 346000, 350325, 373680, 389250, 405000, 420390, 432500, 467100, 486000, 519000, 560520, 583875, 607500, 622800, 648750, 672624, 700650, 778500, 810000, 840780, 865000, 934200, 973125, 1038000, 1050975, 1121040, 1167750, 1215000, 1297500, 1401300, 1557000, 1681560, 1730000, 1751625, 1868400, 1946250, 2101950, 2335500, 2430000, 2595000, 2802600, 2919375, 3114000, 3363120, 3503250, 3892500, 4203900, 4671000, 5190000, 5254875, 5605200, 5838750, 7006500, 7785000, 8407800, 8758125, 9342000, 10509750, 11677500, 14013000, 15570000, 16815600, 17516250, 21019500, 23355000, 26274375, 28026000, 35032500, 42039000, 46710000, 52548750, 70065000, 84078000, 105097500, 140130000, 210195000, 420390000]

約数ペア:

[(1, 420390000), (2, 210195000), (3, 140130000), (4, 105097500), (5, 84078000), (6, 70065000), (8, 52548750), (9, 46710000), (10, 42039000), (12, 35032500), (15, 28026000), (16, 26274375), (18, 23355000), (20, 21019500), (24, 17516250), (25, 16815600), (27, 15570000), (30, 14013000), (36, 11677500), (40, 10509750), (45, 9342000), (48, 8758125), (50, 8407800), (54, 7785000), (60, 7006500), (72, 5838750), (75, 5605200), (80, 5254875), (81, 5190000), (90, 4671000), (100, 4203900), (108, 3892500), (120, 3503250), (125, 3363120), (135, 3114000), (144, 2919375), (150, 2802600), (162, 2595000), (173, 2430000), (180, 2335500), (200, 2101950), (216, 1946250), (225, 1868400), (240, 1751625), (243, 1730000), (250, 1681560), (270, 1557000), (300, 1401300), (324, 1297500), (346, 1215000), (360, 1167750), (375, 1121040), (400, 1050975), (405, 1038000), (432, 973125), (450, 934200), (486, 865000), (500, 840780), (519, 810000), (540, 778500), (600, 700650), (625, 672624), (648, 648750), (675, 622800), (692, 607500), (720, 583875), (750, 560520), (810, 519000), (865, 486000), (900, 467100), (972, 432500), (1000, 420390), (1038, 405000), (1080, 389250), (1125, 373680), (1200, 350325), (1215, 346000), (1250, 336312), (1296, 324375), (1350, 311400), (1384, 303750), (1500, 280260), (1557, 270000), (1620, 259500), (1730, 243000), (1800, 233550), (1875, 224208), (1944, 216250), (2000, 210195), (2025, 207600), (2076, 202500), (2160, 194625), (2250, 186840), (2430, 173000), (2500, 168156), (2595, 162000), (2700, 155700), (2768, 151875), (3000, 140130), (3114, 135000), (3240, 129750), (3375, 124560), (3460, 121500), (3600, 116775), (3750, 112104), (3888, 108125), (4050, 103800), (4152, 101250), (4325, 97200), (4500, 93420), (4671, 90000), (4860, 86500), (5000, 84078), (5190, 81000), (5400, 77850), (5625, 74736), (6000, 70065), (6075, 69200), (6228, 67500), (6480, 64875), (6750, 62280), (6920, 60750), (7500, 56052), (7785, 54000), (8100, 51900), (8304, 50625), (8650, 48600), (9000, 46710), (9342, 45000), (9720, 43250), (10000, 42039), (10125, 41520), (10380, 40500), (10800, 38925), (11250, 37368), (12150, 34600), (12456, 33750), (12975, 32400), (13500, 31140), (13840, 30375), (14013, 30000), (15000, 28026), (15570, 27000), (16200, 25950), (16875, 24912), (17300, 24300), (18000, 23355), (18684, 22500), (19440, 21625), (20250, 20760)]