640062000

素因数分解:

$2^4\times 3^6\times 5^3\times {\mathrm{439}}^1$

素因数の和:480

約数の個数: 280

約数和(自身を含む): 2325729120

約数和(自身を除く): 1685667120

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, 180, 200, 216, 225, 240, 243, 250, 270, 300, 324, 360, 375, 400, 405, 432, 439, 450, 486, 500, 540, 600, 648, 675, 720, 729, 750, 810, 878, 900, 972, 1000, 1080, 1125, 1200, 1215, 1296, 1317, 1350, 1458, 1500, 1620, 1756, 1800, 1944, 2000, 2025, 2160, 2195, 2250, 2430, 2634, 2700, 2916, 3000, 3240, 3375, 3512, 3600, 3645, 3888, 3951, 4050, 4390, 4500, 4860, 5268, 5400, 5832, 6000, 6075, 6480, 6585, 6750, 7024, 7290, 7902, 8100, 8780, 9000, 9720, 10125, 10536, 10800, 10975, 11664, 11853, 12150, 13170, 13500, 14580, 15804, 16200, 17560, 18000, 18225, 19440, 19755, 20250, 21072, 21950, 23706, 24300, 26340, 27000, 29160, 30375, 31608, 32400, 32925, 35120, 35559, 36450, 39510, 40500, 43900, 47412, 48600, 52680, 54000, 54875, 58320, 59265, 60750, 63216, 65850, 71118, 72900, 79020, 81000, 87800, 91125, 94824, 97200, 98775, 105360, 106677, 109750, 118530, 121500, 131700, 142236, 145800, 158040, 162000, 164625, 175600, 177795, 182250, 189648, 197550, 213354, 219500, 237060, 243000, 263400, 284472, 291600, 296325, 316080, 320031, 329250, 355590, 364500, 395100, 426708, 439000, 474120, 486000, 493875, 526800, 533385, 568944, 592650, 640062, 658500, 711180, 729000, 790200, 853416, 878000, 888975, 948240, 987750, 1066770, 1185300, 1280124, 1317000, 1422360, 1458000, 1481625, 1580400, 1600155, 1706832, 1777950, 1975500, 2133540, 2370600, 2560248, 2634000, 2666925, 2844720, 2963250, 3200310, 3555900, 3951000, 4267080, 4444875, 4741200, 5120496, 5333850, 5926500, 6400620, 7111800, 7902000, 8000775, 8534160, 8889750, 10667700, 11853000, 12801240, 13334625, 14223600, 16001550, 17779500, 21335400, 23706000, 25602480, 26669250, 32003100, 35559000, 40003875, 42670800, 53338500, 64006200, 71118000, 80007750, 106677000, 128012400, 160015500, 213354000, 320031000, 640062000]

約数ペア:

[(1, 640062000), (2, 320031000), (3, 213354000), (4, 160015500), (5, 128012400), (6, 106677000), (8, 80007750), (9, 71118000), (10, 64006200), (12, 53338500), (15, 42670800), (16, 40003875), (18, 35559000), (20, 32003100), (24, 26669250), (25, 25602480), (27, 23706000), (30, 21335400), (36, 17779500), (40, 16001550), (45, 14223600), (48, 13334625), (50, 12801240), (54, 11853000), (60, 10667700), (72, 8889750), (75, 8534160), (80, 8000775), (81, 7902000), (90, 7111800), (100, 6400620), (108, 5926500), (120, 5333850), (125, 5120496), (135, 4741200), (144, 4444875), (150, 4267080), (162, 3951000), (180, 3555900), (200, 3200310), (216, 2963250), (225, 2844720), (240, 2666925), (243, 2634000), (250, 2560248), (270, 2370600), (300, 2133540), (324, 1975500), (360, 1777950), (375, 1706832), (400, 1600155), (405, 1580400), (432, 1481625), (439, 1458000), (450, 1422360), (486, 1317000), (500, 1280124), (540, 1185300), (600, 1066770), (648, 987750), (675, 948240), (720, 888975), (729, 878000), (750, 853416), (810, 790200), (878, 729000), (900, 711180), (972, 658500), (1000, 640062), (1080, 592650), (1125, 568944), (1200, 533385), (1215, 526800), (1296, 493875), (1317, 486000), (1350, 474120), (1458, 439000), (1500, 426708), (1620, 395100), (1756, 364500), (1800, 355590), (1944, 329250), (2000, 320031), (2025, 316080), (2160, 296325), (2195, 291600), (2250, 284472), (2430, 263400), (2634, 243000), (2700, 237060), (2916, 219500), (3000, 213354), (3240, 197550), (3375, 189648), (3512, 182250), (3600, 177795), (3645, 175600), (3888, 164625), (3951, 162000), (4050, 158040), (4390, 145800), (4500, 142236), (4860, 131700), (5268, 121500), (5400, 118530), (5832, 109750), (6000, 106677), (6075, 105360), (6480, 98775), (6585, 97200), (6750, 94824), (7024, 91125), (7290, 87800), (7902, 81000), (8100, 79020), (8780, 72900), (9000, 71118), (9720, 65850), (10125, 63216), (10536, 60750), (10800, 59265), (10975, 58320), (11664, 54875), (11853, 54000), (12150, 52680), (13170, 48600), (13500, 47412), (14580, 43900), (15804, 40500), (16200, 39510), (17560, 36450), (18000, 35559), (18225, 35120), (19440, 32925), (19755, 32400), (20250, 31608), (21072, 30375), (21950, 29160), (23706, 27000), (24300, 26340)]