28848240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 120

約数和(自身を含む): 98074080

約数和(自身を除く): 69225840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 103, 120, 144, 180, 206, 240, 309, 360, 389, 412, 515, 618, 720, 778, 824, 927, 1030, 1167, 1236, 1545, 1556, 1648, 1854, 1945, 2060, 2334, 2472, 3090, 3112, 3501, 3708, 3890, 4120, 4635, 4668, 4944, 5835, 6180, 6224, 7002, 7416, 7780, 8240, 9270, 9336, 11670, 12360, 14004, 14832, 15560, 17505, 18540, 18672, 23340, 24720, 28008, 31120, 35010, 37080, 40067, 46680, 56016, 70020, 74160, 80134, 93360, 120201, 140040, 160268, 200335, 240402, 280080, 320536, 360603, 400670, 480804, 601005, 641072, 721206, 801340, 961608, 1202010, 1442412, 1602680, 1803015, 1923216, 2404020, 2884824, 3205360, 3606030, 4808040, 5769648, 7212060, 9616080, 14424120, 28848240]

約数ペア:

[(1, 28848240), (2, 14424120), (3, 9616080), (4, 7212060), (5, 5769648), (6, 4808040), (8, 3606030), (9, 3205360), (10, 2884824), (12, 2404020), (15, 1923216), (16, 1803015), (18, 1602680), (20, 1442412), (24, 1202010), (30, 961608), (36, 801340), (40, 721206), (45, 641072), (48, 601005), (60, 480804), (72, 400670), (80, 360603), (90, 320536), (103, 280080), (120, 240402), (144, 200335), (180, 160268), (206, 140040), (240, 120201), (309, 93360), (360, 80134), (389, 74160), (412, 70020), (515, 56016), (618, 46680), (720, 40067), (778, 37080), (824, 35010), (927, 31120), (1030, 28008), (1167, 24720), (1236, 23340), (1545, 18672), (1556, 18540), (1648, 17505), (1854, 15560), (1945, 14832), (2060, 14004), (2334, 12360), (2472, 11670), (3090, 9336), (3112, 9270), (3501, 8240), (3708, 7780), (3890, 7416), (4120, 7002), (4635, 6224), (4668, 6180), (4944, 5835)]