18047520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 62741952

約数和(自身を除く): 44694432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 151, 160, 166, 180, 240, 249, 288, 302, 332, 360, 415, 453, 480, 498, 604, 664, 720, 747, 755, 830, 906, 996, 1208, 1245, 1328, 1359, 1440, 1494, 1510, 1660, 1812, 1992, 2265, 2416, 2490, 2656, 2718, 2988, 3020, 3320, 3624, 3735, 3984, 4530, 4832, 4980, 5436, 5976, 6040, 6640, 6795, 7248, 7470, 7968, 9060, 9960, 10872, 11952, 12080, 12533, 13280, 13590, 14496, 14940, 18120, 19920, 21744, 23904, 24160, 25066, 27180, 29880, 36240, 37599, 39840, 43488, 50132, 54360, 59760, 62665, 72480, 75198, 100264, 108720, 112797, 119520, 125330, 150396, 187995, 200528, 217440, 225594, 250660, 300792, 375990, 401056, 451188, 501320, 563985, 601584, 751980, 902376, 1002640, 1127970, 1203168, 1503960, 1804752, 2005280, 2255940, 3007920, 3609504, 4511880, 6015840, 9023760, 18047520]

約数ペア:

[(1, 18047520), (2, 9023760), (3, 6015840), (4, 4511880), (5, 3609504), (6, 3007920), (8, 2255940), (9, 2005280), (10, 1804752), (12, 1503960), (15, 1203168), (16, 1127970), (18, 1002640), (20, 902376), (24, 751980), (30, 601584), (32, 563985), (36, 501320), (40, 451188), (45, 401056), (48, 375990), (60, 300792), (72, 250660), (80, 225594), (83, 217440), (90, 200528), (96, 187995), (120, 150396), (144, 125330), (151, 119520), (160, 112797), (166, 108720), (180, 100264), (240, 75198), (249, 72480), (288, 62665), (302, 59760), (332, 54360), (360, 50132), (415, 43488), (453, 39840), (480, 37599), (498, 36240), (604, 29880), (664, 27180), (720, 25066), (747, 24160), (755, 23904), (830, 21744), (906, 19920), (996, 18120), (1208, 14940), (1245, 14496), (1328, 13590), (1359, 13280), (1440, 12533), (1494, 12080), (1510, 11952), (1660, 10872), (1812, 9960), (1992, 9060), (2265, 7968), (2416, 7470), (2490, 7248), (2656, 6795), (2718, 6640), (2988, 6040), (3020, 5976), (3320, 5436), (3624, 4980), (3735, 4832), (3984, 4530)]