64216800

素因数分解:

$2^5\times 3^4\times 5^2\times {\mathrm{991}}^1$

素因数の和:1023

約数の個数: 180

約数和(自身を含む): 234422496

約数和(自身を除く): 170205696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 160, 162, 180, 200, 216, 225, 240, 270, 288, 300, 324, 360, 400, 405, 432, 450, 480, 540, 600, 648, 675, 720, 800, 810, 864, 900, 991, 1080, 1200, 1296, 1350, 1440, 1620, 1800, 1982, 2025, 2160, 2400, 2592, 2700, 2973, 3240, 3600, 3964, 4050, 4320, 4955, 5400, 5946, 6480, 7200, 7928, 8100, 8919, 9910, 10800, 11892, 12960, 14865, 15856, 16200, 17838, 19820, 21600, 23784, 24775, 26757, 29730, 31712, 32400, 35676, 39640, 44595, 47568, 49550, 53514, 59460, 64800, 71352, 74325, 79280, 80271, 89190, 95136, 99100, 107028, 118920, 133785, 142704, 148650, 158560, 160542, 178380, 198200, 214056, 222975, 237840, 267570, 285408, 297300, 321084, 356760, 396400, 401355, 428112, 445950, 475680, 535140, 594600, 642168, 668925, 713520, 792800, 802710, 856224, 891900, 1070280, 1189200, 1284336, 1337850, 1427040, 1605420, 1783800, 2006775, 2140560, 2378400, 2568672, 2675700, 3210840, 3567600, 4013550, 4281120, 5351400, 6421680, 7135200, 8027100, 10702800, 12843360, 16054200, 21405600, 32108400, 64216800]

約数ペア:

[(1, 64216800), (2, 32108400), (3, 21405600), (4, 16054200), (5, 12843360), (6, 10702800), (8, 8027100), (9, 7135200), (10, 6421680), (12, 5351400), (15, 4281120), (16, 4013550), (18, 3567600), (20, 3210840), (24, 2675700), (25, 2568672), (27, 2378400), (30, 2140560), (32, 2006775), (36, 1783800), (40, 1605420), (45, 1427040), (48, 1337850), (50, 1284336), (54, 1189200), (60, 1070280), (72, 891900), (75, 856224), (80, 802710), (81, 792800), (90, 713520), (96, 668925), (100, 642168), (108, 594600), (120, 535140), (135, 475680), (144, 445950), (150, 428112), (160, 401355), (162, 396400), (180, 356760), (200, 321084), (216, 297300), (225, 285408), (240, 267570), (270, 237840), (288, 222975), (300, 214056), (324, 198200), (360, 178380), (400, 160542), (405, 158560), (432, 148650), (450, 142704), (480, 133785), (540, 118920), (600, 107028), (648, 99100), (675, 95136), (720, 89190), (800, 80271), (810, 79280), (864, 74325), (900, 71352), (991, 64800), (1080, 59460), (1200, 53514), (1296, 49550), (1350, 47568), (1440, 44595), (1620, 39640), (1800, 35676), (1982, 32400), (2025, 31712), (2160, 29730), (2400, 26757), (2592, 24775), (2700, 23784), (2973, 21600), (3240, 19820), (3600, 17838), (3964, 16200), (4050, 15856), (4320, 14865), (4955, 12960), (5400, 11892), (5946, 10800), (6480, 9910), (7200, 8919), (7928, 8100)]