399724080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1039}}^1$

素因数の和:1291

約数の個数: 160

約数和(自身を含む): 1423718400

約数和(自身を除く): 1023994320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 229, 240, 280, 336, 420, 458, 560, 687, 840, 916, 1039, 1145, 1374, 1603, 1680, 1832, 2078, 2290, 2748, 3117, 3206, 3435, 3664, 4156, 4580, 4809, 5195, 5496, 6234, 6412, 6870, 7273, 8015, 8312, 9160, 9618, 10390, 10992, 12468, 12824, 13740, 14546, 15585, 16030, 16624, 18320, 19236, 20780, 21819, 24045, 24936, 25648, 27480, 29092, 31170, 32060, 36365, 38472, 41560, 43638, 48090, 49872, 54960, 58184, 62340, 64120, 72730, 76944, 83120, 87276, 96180, 109095, 116368, 124680, 128240, 145460, 174552, 192360, 218190, 237931, 249360, 290920, 349104, 384720, 436380, 475862, 581840, 713793, 872760, 951724, 1189655, 1427586, 1665517, 1745520, 1903448, 2379310, 2855172, 3331034, 3568965, 3806896, 4758620, 4996551, 5710344, 6662068, 7137930, 8327585, 9517240, 9993102, 11420688, 13324136, 14275860, 16655170, 19034480, 19986204, 24982755, 26648272, 28551720, 33310340, 39972408, 49965510, 57103440, 66620680, 79944816, 99931020, 133241360, 199862040, 399724080]

約数ペア:

[(1, 399724080), (2, 199862040), (3, 133241360), (4, 99931020), (5, 79944816), (6, 66620680), (7, 57103440), (8, 49965510), (10, 39972408), (12, 33310340), (14, 28551720), (15, 26648272), (16, 24982755), (20, 19986204), (21, 19034480), (24, 16655170), (28, 14275860), (30, 13324136), (35, 11420688), (40, 9993102), (42, 9517240), (48, 8327585), (56, 7137930), (60, 6662068), (70, 5710344), (80, 4996551), (84, 4758620), (105, 3806896), (112, 3568965), (120, 3331034), (140, 2855172), (168, 2379310), (210, 1903448), (229, 1745520), (240, 1665517), (280, 1427586), (336, 1189655), (420, 951724), (458, 872760), (560, 713793), (687, 581840), (840, 475862), (916, 436380), (1039, 384720), (1145, 349104), (1374, 290920), (1603, 249360), (1680, 237931), (1832, 218190), (2078, 192360), (2290, 174552), (2748, 145460), (3117, 128240), (3206, 124680), (3435, 116368), (3664, 109095), (4156, 96180), (4580, 87276), (4809, 83120), (5195, 76944), (5496, 72730), (6234, 64120), (6412, 62340), (6870, 58184), (7273, 54960), (8015, 49872), (8312, 48090), (9160, 43638), (9618, 41560), (10390, 38472), (10992, 36365), (12468, 32060), (12824, 31170), (13740, 29092), (14546, 27480), (15585, 25648), (16030, 24936), (16624, 24045), (18320, 21819), (19236, 20780)]