15965880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 55641600

約数和(自身を除く): 39675720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 229, 249, 280, 332, 415, 420, 458, 498, 581, 664, 687, 830, 840, 916, 996, 1145, 1162, 1245, 1374, 1603, 1660, 1743, 1832, 1992, 2290, 2324, 2490, 2748, 2905, 3206, 3320, 3435, 3486, 4580, 4648, 4809, 4980, 5496, 5810, 6412, 6870, 6972, 8015, 8715, 9160, 9618, 9960, 11620, 12824, 13740, 13944, 16030, 17430, 19007, 19236, 23240, 24045, 27480, 32060, 34860, 38014, 38472, 48090, 57021, 64120, 69720, 76028, 95035, 96180, 114042, 133049, 152056, 190070, 192360, 228084, 266098, 285105, 380140, 399147, 456168, 532196, 570210, 665245, 760280, 798294, 1064392, 1140420, 1330490, 1596588, 1995735, 2280840, 2660980, 3193176, 3991470, 5321960, 7982940, 15965880]

約数ペア:

[(1, 15965880), (2, 7982940), (3, 5321960), (4, 3991470), (5, 3193176), (6, 2660980), (7, 2280840), (8, 1995735), (10, 1596588), (12, 1330490), (14, 1140420), (15, 1064392), (20, 798294), (21, 760280), (24, 665245), (28, 570210), (30, 532196), (35, 456168), (40, 399147), (42, 380140), (56, 285105), (60, 266098), (70, 228084), (83, 192360), (84, 190070), (105, 152056), (120, 133049), (140, 114042), (166, 96180), (168, 95035), (210, 76028), (229, 69720), (249, 64120), (280, 57021), (332, 48090), (415, 38472), (420, 38014), (458, 34860), (498, 32060), (581, 27480), (664, 24045), (687, 23240), (830, 19236), (840, 19007), (916, 17430), (996, 16030), (1145, 13944), (1162, 13740), (1245, 12824), (1374, 11620), (1603, 9960), (1660, 9618), (1743, 9160), (1832, 8715), (1992, 8015), (2290, 6972), (2324, 6870), (2490, 6412), (2748, 5810), (2905, 5496), (3206, 4980), (3320, 4809), (3435, 4648), (3486, 4580)]