15744720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 120

約数和(自身を含む): 52077024

約数和(自身を除く): 36332304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 227, 240, 255, 272, 289, 340, 408, 454, 510, 578, 680, 681, 816, 867, 908, 1020, 1135, 1156, 1360, 1362, 1445, 1734, 1816, 2040, 2270, 2312, 2724, 2890, 3405, 3468, 3632, 3859, 4080, 4335, 4540, 4624, 5448, 5780, 6810, 6936, 7718, 8670, 9080, 10896, 11560, 11577, 13620, 13872, 15436, 17340, 18160, 19295, 23120, 23154, 27240, 30872, 34680, 38590, 46308, 54480, 57885, 61744, 65603, 69360, 77180, 92616, 115770, 131206, 154360, 185232, 196809, 231540, 262412, 308720, 328015, 393618, 463080, 524824, 656030, 787236, 926160, 984045, 1049648, 1312060, 1574472, 1968090, 2624120, 3148944, 3936180, 5248240, 7872360, 15744720]

約数ペア:

[(1, 15744720), (2, 7872360), (3, 5248240), (4, 3936180), (5, 3148944), (6, 2624120), (8, 1968090), (10, 1574472), (12, 1312060), (15, 1049648), (16, 984045), (17, 926160), (20, 787236), (24, 656030), (30, 524824), (34, 463080), (40, 393618), (48, 328015), (51, 308720), (60, 262412), (68, 231540), (80, 196809), (85, 185232), (102, 154360), (120, 131206), (136, 115770), (170, 92616), (204, 77180), (227, 69360), (240, 65603), (255, 61744), (272, 57885), (289, 54480), (340, 46308), (408, 38590), (454, 34680), (510, 30872), (578, 27240), (680, 23154), (681, 23120), (816, 19295), (867, 18160), (908, 17340), (1020, 15436), (1135, 13872), (1156, 13620), (1360, 11577), (1362, 11560), (1445, 10896), (1734, 9080), (1816, 8670), (2040, 7718), (2270, 6936), (2312, 6810), (2724, 5780), (2890, 5448), (3405, 4624), (3468, 4540), (3632, 4335), (3859, 4080)]