128012400

素因数分解:

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

素因数の和:475

約数の個数: 210

約数和(自身を含む): 462164120

約数和(自身を除く): 334151720

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, 439, 450, 486, 540, 600, 648, 675, 720, 729, 810, 878, 900, 972, 1080, 1200, 1215, 1296, 1317, 1350, 1458, 1620, 1756, 1800, 1944, 2025, 2160, 2195, 2430, 2634, 2700, 2916, 3240, 3512, 3600, 3645, 3888, 3951, 4050, 4390, 4860, 5268, 5400, 5832, 6075, 6480, 6585, 7024, 7290, 7902, 8100, 8780, 9720, 10536, 10800, 10975, 11664, 11853, 12150, 13170, 14580, 15804, 16200, 17560, 18225, 19440, 19755, 21072, 21950, 23706, 24300, 26340, 29160, 31608, 32400, 32925, 35120, 35559, 36450, 39510, 43900, 47412, 48600, 52680, 58320, 59265, 63216, 65850, 71118, 72900, 79020, 87800, 94824, 97200, 98775, 105360, 106677, 118530, 131700, 142236, 145800, 158040, 175600, 177795, 189648, 197550, 213354, 237060, 263400, 284472, 291600, 296325, 316080, 320031, 355590, 395100, 426708, 474120, 526800, 533385, 568944, 592650, 640062, 711180, 790200, 853416, 888975, 948240, 1066770, 1185300, 1280124, 1422360, 1580400, 1600155, 1706832, 1777950, 2133540, 2370600, 2560248, 2666925, 2844720, 3200310, 3555900, 4267080, 4741200, 5120496, 5333850, 6400620, 7111800, 8000775, 8534160, 10667700, 12801240, 14223600, 16001550, 21335400, 25602480, 32003100, 42670800, 64006200, 128012400]

約数ペア:

[(1, 128012400), (2, 64006200), (3, 42670800), (4, 32003100), (5, 25602480), (6, 21335400), (8, 16001550), (9, 14223600), (10, 12801240), (12, 10667700), (15, 8534160), (16, 8000775), (18, 7111800), (20, 6400620), (24, 5333850), (25, 5120496), (27, 4741200), (30, 4267080), (36, 3555900), (40, 3200310), (45, 2844720), (48, 2666925), (50, 2560248), (54, 2370600), (60, 2133540), (72, 1777950), (75, 1706832), (80, 1600155), (81, 1580400), (90, 1422360), (100, 1280124), (108, 1185300), (120, 1066770), (135, 948240), (144, 888975), (150, 853416), (162, 790200), (180, 711180), (200, 640062), (216, 592650), (225, 568944), (240, 533385), (243, 526800), (270, 474120), (300, 426708), (324, 395100), (360, 355590), (400, 320031), (405, 316080), (432, 296325), (439, 291600), (450, 284472), (486, 263400), (540, 237060), (600, 213354), (648, 197550), (675, 189648), (720, 177795), (729, 175600), (810, 158040), (878, 145800), (900, 142236), (972, 131700), (1080, 118530), (1200, 106677), (1215, 105360), (1296, 98775), (1317, 97200), (1350, 94824), (1458, 87800), (1620, 79020), (1756, 72900), (1800, 71118), (1944, 65850), (2025, 63216), (2160, 59265), (2195, 58320), (2430, 52680), (2634, 48600), (2700, 47412), (2916, 43900), (3240, 39510), (3512, 36450), (3600, 35559), (3645, 35120), (3888, 32925), (3951, 32400), (4050, 31608), (4390, 29160), (4860, 26340), (5268, 24300), (5400, 23706), (5832, 21950), (6075, 21072), (6480, 19755), (6585, 19440), (7024, 18225), (7290, 17560), (7902, 16200), (8100, 15804), (8780, 14580), (9720, 13170), (10536, 12150), (10800, 11853), (10975, 11664)]