28235880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1971

約数の個数: 96

約数和(自身を含む): 94053960

約数和(自身を除く): 65818080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1845, 1913, 2460, 2952, 3690, 3826, 4920, 5739, 7380, 7652, 9565, 11478, 14760, 15304, 17217, 19130, 22956, 28695, 34434, 38260, 45912, 57390, 68868, 76520, 78433, 86085, 114780, 137736, 156866, 172170, 229560, 235299, 313732, 344340, 392165, 470598, 627464, 688680, 705897, 784330, 941196, 1176495, 1411794, 1568660, 1882392, 2352990, 2823588, 3137320, 3529485, 4705980, 5647176, 7058970, 9411960, 14117940, 28235880]

約数ペア:

[(1, 28235880), (2, 14117940), (3, 9411960), (4, 7058970), (5, 5647176), (6, 4705980), (8, 3529485), (9, 3137320), (10, 2823588), (12, 2352990), (15, 1882392), (18, 1568660), (20, 1411794), (24, 1176495), (30, 941196), (36, 784330), (40, 705897), (41, 688680), (45, 627464), (60, 470598), (72, 392165), (82, 344340), (90, 313732), (120, 235299), (123, 229560), (164, 172170), (180, 156866), (205, 137736), (246, 114780), (328, 86085), (360, 78433), (369, 76520), (410, 68868), (492, 57390), (615, 45912), (738, 38260), (820, 34434), (984, 28695), (1230, 22956), (1476, 19130), (1640, 17217), (1845, 15304), (1913, 14760), (2460, 11478), (2952, 9565), (3690, 7652), (3826, 7380), (4920, 5739)]