17984960

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 168

約数和(自身を含む): 52815744

約数和(自身を除く): 34830784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 49, 56, 62, 64, 70, 74, 80, 98, 112, 124, 140, 148, 155, 160, 185, 196, 217, 224, 245, 248, 259, 280, 296, 310, 320, 370, 392, 434, 448, 490, 496, 518, 560, 592, 620, 740, 784, 868, 980, 992, 1036, 1085, 1120, 1147, 1184, 1240, 1295, 1480, 1519, 1568, 1736, 1813, 1960, 1984, 2072, 2170, 2240, 2294, 2368, 2480, 2590, 2960, 3038, 3136, 3472, 3626, 3920, 4144, 4340, 4588, 4960, 5180, 5735, 5920, 6076, 6944, 7252, 7595, 7840, 8029, 8288, 8680, 9065, 9176, 9920, 10360, 11470, 11840, 12152, 13888, 14504, 15190, 15680, 16058, 16576, 17360, 18130, 18352, 20720, 22940, 24304, 29008, 30380, 32116, 34720, 36260, 36704, 40145, 41440, 45880, 48608, 56203, 58016, 60760, 64232, 69440, 72520, 73408, 80290, 82880, 91760, 97216, 112406, 116032, 121520, 128464, 145040, 160580, 183520, 224812, 243040, 256928, 281015, 290080, 321160, 367040, 449624, 486080, 513856, 562030, 580160, 642320, 899248, 1124060, 1284640, 1798496, 2248120, 2569280, 3596992, 4496240, 8992480, 17984960]

約数ペア:

[(1, 17984960), (2, 8992480), (4, 4496240), (5, 3596992), (7, 2569280), (8, 2248120), (10, 1798496), (14, 1284640), (16, 1124060), (20, 899248), (28, 642320), (31, 580160), (32, 562030), (35, 513856), (37, 486080), (40, 449624), (49, 367040), (56, 321160), (62, 290080), (64, 281015), (70, 256928), (74, 243040), (80, 224812), (98, 183520), (112, 160580), (124, 145040), (140, 128464), (148, 121520), (155, 116032), (160, 112406), (185, 97216), (196, 91760), (217, 82880), (224, 80290), (245, 73408), (248, 72520), (259, 69440), (280, 64232), (296, 60760), (310, 58016), (320, 56203), (370, 48608), (392, 45880), (434, 41440), (448, 40145), (490, 36704), (496, 36260), (518, 34720), (560, 32116), (592, 30380), (620, 29008), (740, 24304), (784, 22940), (868, 20720), (980, 18352), (992, 18130), (1036, 17360), (1085, 16576), (1120, 16058), (1147, 15680), (1184, 15190), (1240, 14504), (1295, 13888), (1480, 12152), (1519, 11840), (1568, 11470), (1736, 10360), (1813, 9920), (1960, 9176), (1984, 9065), (2072, 8680), (2170, 8288), (2240, 8029), (2294, 7840), (2368, 7595), (2480, 7252), (2590, 6944), (2960, 6076), (3038, 5920), (3136, 5735), (3472, 5180), (3626, 4960), (3920, 4588), (4144, 4340)]