28890240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:430

約数の個数: 128

約数和(自身を含む): 94590720

約数和(自身を除く): 65700480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 367, 384, 410, 480, 492, 615, 640, 656, 734, 820, 960, 984, 1101, 1230, 1312, 1468, 1640, 1835, 1920, 1968, 2202, 2460, 2624, 2936, 3280, 3670, 3936, 4404, 4920, 5248, 5505, 5872, 6560, 7340, 7872, 8808, 9840, 11010, 11744, 13120, 14680, 15047, 15744, 17616, 19680, 22020, 23488, 26240, 29360, 30094, 35232, 39360, 44040, 45141, 46976, 58720, 60188, 70464, 75235, 78720, 88080, 90282, 117440, 120376, 140928, 150470, 176160, 180564, 225705, 234880, 240752, 300940, 352320, 361128, 451410, 481504, 601880, 704640, 722256, 902820, 963008, 1203760, 1444512, 1805640, 1926016, 2407520, 2889024, 3611280, 4815040, 5778048, 7222560, 9630080, 14445120, 28890240]

約数ペア:

[(1, 28890240), (2, 14445120), (3, 9630080), (4, 7222560), (5, 5778048), (6, 4815040), (8, 3611280), (10, 2889024), (12, 2407520), (15, 1926016), (16, 1805640), (20, 1444512), (24, 1203760), (30, 963008), (32, 902820), (40, 722256), (41, 704640), (48, 601880), (60, 481504), (64, 451410), (80, 361128), (82, 352320), (96, 300940), (120, 240752), (123, 234880), (128, 225705), (160, 180564), (164, 176160), (192, 150470), (205, 140928), (240, 120376), (246, 117440), (320, 90282), (328, 88080), (367, 78720), (384, 75235), (410, 70464), (480, 60188), (492, 58720), (615, 46976), (640, 45141), (656, 44040), (734, 39360), (820, 35232), (960, 30094), (984, 29360), (1101, 26240), (1230, 23488), (1312, 22020), (1468, 19680), (1640, 17616), (1835, 15744), (1920, 15047), (1968, 14680), (2202, 13120), (2460, 11744), (2624, 11010), (2936, 9840), (3280, 8808), (3670, 7872), (3936, 7340), (4404, 6560), (4920, 5872), (5248, 5505)]