18714080

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 192

約数和(自身を含む): 58060800

約数和(自身を除く): 39346720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 49, 55, 56, 62, 70, 77, 80, 88, 98, 110, 112, 124, 140, 154, 155, 160, 176, 196, 217, 220, 224, 245, 248, 280, 308, 310, 341, 343, 352, 385, 392, 434, 440, 490, 496, 539, 560, 616, 620, 682, 686, 770, 784, 868, 880, 980, 992, 1078, 1085, 1120, 1232, 1240, 1364, 1372, 1519, 1540, 1568, 1705, 1715, 1736, 1760, 1960, 2156, 2170, 2387, 2464, 2480, 2695, 2728, 2744, 3038, 3080, 3410, 3430, 3472, 3773, 3920, 4312, 4340, 4774, 4960, 5390, 5456, 5488, 6076, 6160, 6820, 6860, 6944, 7546, 7595, 7840, 8624, 8680, 9548, 10633, 10780, 10912, 10976, 11935, 12152, 12320, 13640, 13720, 15092, 15190, 16709, 17248, 17360, 18865, 19096, 21266, 21560, 23870, 24304, 27280, 27440, 30184, 30380, 33418, 34720, 37730, 38192, 42532, 43120, 47740, 48608, 53165, 54560, 54880, 60368, 60760, 66836, 75460, 76384, 83545, 85064, 86240, 95480, 106330, 116963, 120736, 121520, 133672, 150920, 167090, 170128, 190960, 212660, 233926, 243040, 267344, 301840, 334180, 340256, 381920, 425320, 467852, 534688, 584815, 603680, 668360, 850640, 935704, 1169630, 1336720, 1701280, 1871408, 2339260, 2673440, 3742816, 4678520, 9357040, 18714080]

約数ペア:

[(1, 18714080), (2, 9357040), (4, 4678520), (5, 3742816), (7, 2673440), (8, 2339260), (10, 1871408), (11, 1701280), (14, 1336720), (16, 1169630), (20, 935704), (22, 850640), (28, 668360), (31, 603680), (32, 584815), (35, 534688), (40, 467852), (44, 425320), (49, 381920), (55, 340256), (56, 334180), (62, 301840), (70, 267344), (77, 243040), (80, 233926), (88, 212660), (98, 190960), (110, 170128), (112, 167090), (124, 150920), (140, 133672), (154, 121520), (155, 120736), (160, 116963), (176, 106330), (196, 95480), (217, 86240), (220, 85064), (224, 83545), (245, 76384), (248, 75460), (280, 66836), (308, 60760), (310, 60368), (341, 54880), (343, 54560), (352, 53165), (385, 48608), (392, 47740), (434, 43120), (440, 42532), (490, 38192), (496, 37730), (539, 34720), (560, 33418), (616, 30380), (620, 30184), (682, 27440), (686, 27280), (770, 24304), (784, 23870), (868, 21560), (880, 21266), (980, 19096), (992, 18865), (1078, 17360), (1085, 17248), (1120, 16709), (1232, 15190), (1240, 15092), (1364, 13720), (1372, 13640), (1519, 12320), (1540, 12152), (1568, 11935), (1705, 10976), (1715, 10912), (1736, 10780), (1760, 10633), (1960, 9548), (2156, 8680), (2170, 8624), (2387, 7840), (2464, 7595), (2480, 7546), (2695, 6944), (2728, 6860), (2744, 6820), (3038, 6160), (3080, 6076), (3410, 5488), (3430, 5456), (3472, 5390), (3773, 4960), (3920, 4774), (4312, 4340)]