72403080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:783

約数の個数: 128

約数和(自身を含む): 233107200

約数和(自身を除く): 160704120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 444, 460, 552, 555, 690, 709, 740, 851, 888, 920, 1110, 1380, 1418, 1480, 1702, 2127, 2220, 2553, 2760, 2836, 3404, 3545, 4254, 4255, 4440, 5106, 5672, 6808, 7090, 8508, 8510, 10212, 10635, 12765, 14180, 16307, 17016, 17020, 20424, 21270, 25530, 26233, 28360, 32614, 34040, 42540, 48921, 51060, 52466, 65228, 78699, 81535, 85080, 97842, 102120, 104932, 130456, 131165, 157398, 163070, 195684, 209864, 244605, 262330, 314796, 326140, 391368, 393495, 489210, 524660, 603359, 629592, 652280, 786990, 978420, 1049320, 1206718, 1573980, 1810077, 1956840, 2413436, 3016795, 3147960, 3620154, 4826872, 6033590, 7240308, 9050385, 12067180, 14480616, 18100770, 24134360, 36201540, 72403080]

約数ペア:

[(1, 72403080), (2, 36201540), (3, 24134360), (4, 18100770), (5, 14480616), (6, 12067180), (8, 9050385), (10, 7240308), (12, 6033590), (15, 4826872), (20, 3620154), (23, 3147960), (24, 3016795), (30, 2413436), (37, 1956840), (40, 1810077), (46, 1573980), (60, 1206718), (69, 1049320), (74, 978420), (92, 786990), (111, 652280), (115, 629592), (120, 603359), (138, 524660), (148, 489210), (184, 393495), (185, 391368), (222, 326140), (230, 314796), (276, 262330), (296, 244605), (345, 209864), (370, 195684), (444, 163070), (460, 157398), (552, 131165), (555, 130456), (690, 104932), (709, 102120), (740, 97842), (851, 85080), (888, 81535), (920, 78699), (1110, 65228), (1380, 52466), (1418, 51060), (1480, 48921), (1702, 42540), (2127, 34040), (2220, 32614), (2553, 28360), (2760, 26233), (2836, 25530), (3404, 21270), (3545, 20424), (4254, 17020), (4255, 17016), (4440, 16307), (5106, 14180), (5672, 12765), (6808, 10635), (7090, 10212), (8508, 8510)]