287966280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18043}}^1$

素因数の和:18083

約数の個数: 128

約数和(自身を含む): 1039334400

約数和(自身を除く): 751368120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 18043, 36086, 54129, 72172, 90215, 108258, 126301, 144344, 180430, 216516, 252602, 270645, 342817, 360860, 378903, 433032, 505204, 541290, 631505, 685634, 721720, 757806, 1010408, 1028451, 1082580, 1263010, 1371268, 1515612, 1714085, 1894515, 2056902, 2165160, 2399719, 2526020, 2742536, 3031224, 3428170, 3789030, 4113804, 4799438, 5052040, 5142255, 6856340, 7199157, 7578060, 8227608, 9598876, 10284510, 11998595, 13712680, 14398314, 15156120, 19197752, 20569020, 23997190, 28796628, 35995785, 41138040, 47994380, 57593256, 71991570, 95988760, 143983140, 287966280]

約数ペア:

[(1, 287966280), (2, 143983140), (3, 95988760), (4, 71991570), (5, 57593256), (6, 47994380), (7, 41138040), (8, 35995785), (10, 28796628), (12, 23997190), (14, 20569020), (15, 19197752), (19, 15156120), (20, 14398314), (21, 13712680), (24, 11998595), (28, 10284510), (30, 9598876), (35, 8227608), (38, 7578060), (40, 7199157), (42, 6856340), (56, 5142255), (57, 5052040), (60, 4799438), (70, 4113804), (76, 3789030), (84, 3428170), (95, 3031224), (105, 2742536), (114, 2526020), (120, 2399719), (133, 2165160), (140, 2056902), (152, 1894515), (168, 1714085), (190, 1515612), (210, 1371268), (228, 1263010), (266, 1082580), (280, 1028451), (285, 1010408), (380, 757806), (399, 721720), (420, 685634), (456, 631505), (532, 541290), (570, 505204), (665, 433032), (760, 378903), (798, 360860), (840, 342817), (1064, 270645), (1140, 252602), (1330, 216516), (1596, 180430), (1995, 144344), (2280, 126301), (2660, 108258), (3192, 90215), (3990, 72172), (5320, 54129), (7980, 36086), (15960, 18043)]