19824720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 67174272

約数和(自身を除く): 47349552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 102, 113, 120, 129, 136, 170, 172, 204, 215, 226, 240, 255, 258, 272, 339, 340, 344, 408, 430, 452, 510, 516, 565, 645, 678, 680, 688, 731, 816, 860, 904, 1020, 1032, 1130, 1290, 1356, 1360, 1462, 1695, 1720, 1808, 1921, 2040, 2064, 2193, 2260, 2580, 2712, 2924, 3390, 3440, 3655, 3842, 4080, 4386, 4520, 4859, 5160, 5424, 5763, 5848, 6780, 7310, 7684, 8772, 9040, 9605, 9718, 10320, 10965, 11526, 11696, 13560, 14577, 14620, 15368, 17544, 19210, 19436, 21930, 23052, 24295, 27120, 28815, 29154, 29240, 30736, 35088, 38420, 38872, 43860, 46104, 48590, 57630, 58308, 58480, 72885, 76840, 77744, 82603, 87720, 92208, 97180, 115260, 116616, 145770, 153680, 165206, 175440, 194360, 230520, 233232, 247809, 291540, 330412, 388720, 413015, 461040, 495618, 583080, 660824, 826030, 991236, 1166160, 1239045, 1321648, 1652060, 1982472, 2478090, 3304120, 3964944, 4956180, 6608240, 9912360, 19824720]

約数ペア:

[(1, 19824720), (2, 9912360), (3, 6608240), (4, 4956180), (5, 3964944), (6, 3304120), (8, 2478090), (10, 1982472), (12, 1652060), (15, 1321648), (16, 1239045), (17, 1166160), (20, 991236), (24, 826030), (30, 660824), (34, 583080), (40, 495618), (43, 461040), (48, 413015), (51, 388720), (60, 330412), (68, 291540), (80, 247809), (85, 233232), (86, 230520), (102, 194360), (113, 175440), (120, 165206), (129, 153680), (136, 145770), (170, 116616), (172, 115260), (204, 97180), (215, 92208), (226, 87720), (240, 82603), (255, 77744), (258, 76840), (272, 72885), (339, 58480), (340, 58308), (344, 57630), (408, 48590), (430, 46104), (452, 43860), (510, 38872), (516, 38420), (565, 35088), (645, 30736), (678, 29240), (680, 29154), (688, 28815), (731, 27120), (816, 24295), (860, 23052), (904, 21930), (1020, 19436), (1032, 19210), (1130, 17544), (1290, 15368), (1356, 14620), (1360, 14577), (1462, 13560), (1695, 11696), (1720, 11526), (1808, 10965), (1921, 10320), (2040, 9718), (2064, 9605), (2193, 9040), (2260, 8772), (2580, 7684), (2712, 7310), (2924, 6780), (3390, 5848), (3440, 5763), (3655, 5424), (3842, 5160), (4080, 4859), (4386, 4520)]