1336720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 4071168

約数和(自身を除く): 2734448

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 80, 88, 98, 110, 112, 124, 140, 154, 155, 176, 196, 217, 220, 245, 248, 280, 308, 310, 341, 385, 392, 434, 440, 490, 496, 539, 560, 616, 620, 682, 770, 784, 868, 880, 980, 1078, 1085, 1232, 1240, 1364, 1519, 1540, 1705, 1736, 1960, 2156, 2170, 2387, 2480, 2695, 2728, 3038, 3080, 3410, 3472, 3920, 4312, 4340, 4774, 5390, 5456, 6076, 6160, 6820, 7595, 8624, 8680, 9548, 10780, 11935, 12152, 13640, 15190, 16709, 17360, 19096, 21560, 23870, 24304, 27280, 30380, 33418, 38192, 43120, 47740, 60760, 66836, 83545, 95480, 121520, 133672, 167090, 190960, 267344, 334180, 668360, 1336720]

約数ペア:

[(1, 1336720), (2, 668360), (4, 334180), (5, 267344), (7, 190960), (8, 167090), (10, 133672), (11, 121520), (14, 95480), (16, 83545), (20, 66836), (22, 60760), (28, 47740), (31, 43120), (35, 38192), (40, 33418), (44, 30380), (49, 27280), (55, 24304), (56, 23870), (62, 21560), (70, 19096), (77, 17360), (80, 16709), (88, 15190), (98, 13640), (110, 12152), (112, 11935), (124, 10780), (140, 9548), (154, 8680), (155, 8624), (176, 7595), (196, 6820), (217, 6160), (220, 6076), (245, 5456), (248, 5390), (280, 4774), (308, 4340), (310, 4312), (341, 3920), (385, 3472), (392, 3410), (434, 3080), (440, 3038), (490, 2728), (496, 2695), (539, 2480), (560, 2387), (616, 2170), (620, 2156), (682, 1960), (770, 1736), (784, 1705), (868, 1540), (880, 1519), (980, 1364), (1078, 1240), (1085, 1232)]