211718520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2430

約数の個数: 192

約数和(自身を含む): 780343200

約数和(自身を除く): 568624680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1482, 1560, 1710, 1976, 2223, 2280, 2340, 2381, 2470, 2964, 3420, 3705, 4446, 4680, 4762, 4940, 5928, 6840, 7143, 7410, 8892, 9524, 9880, 11115, 11905, 14286, 14820, 17784, 19048, 21429, 22230, 23810, 28572, 29640, 30953, 35715, 42858, 44460, 45239, 47620, 57144, 61906, 71430, 85716, 88920, 90478, 92859, 95240, 107145, 123812, 135717, 142860, 154765, 171432, 180956, 185718, 214290, 226195, 247624, 271434, 278577, 285720, 309530, 361912, 371436, 407151, 428580, 452390, 464295, 542868, 557154, 588107, 619060, 678585, 742872, 814302, 857160, 904780, 928590, 1085736, 1114308, 1176214, 1238120, 1357170, 1392885, 1628604, 1764321, 1809560, 1857180, 2035755, 2228616, 2352428, 2714340, 2785770, 2940535, 3257208, 3528642, 3714360, 4071510, 4704856, 5292963, 5428680, 5571540, 5881070, 7057284, 8143020, 8821605, 10585926, 11143080, 11762140, 14114568, 16286040, 17643210, 21171852, 23524280, 26464815, 35286420, 42343704, 52929630, 70572840, 105859260, 211718520]

約数ペア:

[(1, 211718520), (2, 105859260), (3, 70572840), (4, 52929630), (5, 42343704), (6, 35286420), (8, 26464815), (9, 23524280), (10, 21171852), (12, 17643210), (13, 16286040), (15, 14114568), (18, 11762140), (19, 11143080), (20, 10585926), (24, 8821605), (26, 8143020), (30, 7057284), (36, 5881070), (38, 5571540), (39, 5428680), (40, 5292963), (45, 4704856), (52, 4071510), (57, 3714360), (60, 3528642), (65, 3257208), (72, 2940535), (76, 2785770), (78, 2714340), (90, 2352428), (95, 2228616), (104, 2035755), (114, 1857180), (117, 1809560), (120, 1764321), (130, 1628604), (152, 1392885), (156, 1357170), (171, 1238120), (180, 1176214), (190, 1114308), (195, 1085736), (228, 928590), (234, 904780), (247, 857160), (260, 814302), (285, 742872), (312, 678585), (342, 619060), (360, 588107), (380, 557154), (390, 542868), (456, 464295), (468, 452390), (494, 428580), (520, 407151), (570, 371436), (585, 361912), (684, 309530), (741, 285720), (760, 278577), (780, 271434), (855, 247624), (936, 226195), (988, 214290), (1140, 185718), (1170, 180956), (1235, 171432), (1368, 154765), (1482, 142860), (1560, 135717), (1710, 123812), (1976, 107145), (2223, 95240), (2280, 92859), (2340, 90478), (2381, 88920), (2470, 85716), (2964, 71430), (3420, 61906), (3705, 57144), (4446, 47620), (4680, 45239), (4762, 44460), (4940, 42858), (5928, 35715), (6840, 30953), (7143, 29640), (7410, 28572), (8892, 23810), (9524, 22230), (9880, 21429), (11115, 19048), (11905, 17784), (14286, 14820)]