209620008

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3929}}^1$

素因数の和:3976

約数の個数: 128

約数和(自身を含む): 660240000

約数和(自身を除く): 450619992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 104, 108, 114, 117, 152, 156, 171, 216, 228, 234, 247, 312, 342, 351, 456, 468, 494, 513, 684, 702, 741, 936, 988, 1026, 1368, 1404, 1482, 1976, 2052, 2223, 2808, 2964, 3929, 4104, 4446, 5928, 6669, 7858, 8892, 11787, 13338, 15716, 17784, 23574, 26676, 31432, 35361, 47148, 51077, 53352, 70722, 74651, 94296, 102154, 106083, 141444, 149302, 153231, 204308, 212166, 223953, 282888, 298604, 306462, 408616, 424332, 447906, 459693, 597208, 612924, 671859, 848664, 895812, 919386, 970463, 1225848, 1343718, 1379079, 1791624, 1838772, 1940926, 2015577, 2687436, 2758158, 2911389, 3677544, 3881852, 4031154, 5374872, 5516316, 5822778, 7763704, 8062308, 8734167, 11032632, 11645556, 16124616, 17468334, 23291112, 26202501, 34936668, 52405002, 69873336, 104810004, 209620008]

約数ペア:

[(1, 209620008), (2, 104810004), (3, 69873336), (4, 52405002), (6, 34936668), (8, 26202501), (9, 23291112), (12, 17468334), (13, 16124616), (18, 11645556), (19, 11032632), (24, 8734167), (26, 8062308), (27, 7763704), (36, 5822778), (38, 5516316), (39, 5374872), (52, 4031154), (54, 3881852), (57, 3677544), (72, 2911389), (76, 2758158), (78, 2687436), (104, 2015577), (108, 1940926), (114, 1838772), (117, 1791624), (152, 1379079), (156, 1343718), (171, 1225848), (216, 970463), (228, 919386), (234, 895812), (247, 848664), (312, 671859), (342, 612924), (351, 597208), (456, 459693), (468, 447906), (494, 424332), (513, 408616), (684, 306462), (702, 298604), (741, 282888), (936, 223953), (988, 212166), (1026, 204308), (1368, 153231), (1404, 149302), (1482, 141444), (1976, 106083), (2052, 102154), (2223, 94296), (2808, 74651), (2964, 70722), (3929, 53352), (4104, 51077), (4446, 47148), (5928, 35361), (6669, 31432), (7858, 26676), (8892, 23574), (11787, 17784), (13338, 15716)]