20156256960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{2999443}}^1$

素因数の和:2999470

約数の個数: 112

約数和(自身を含む): 73138442496

約数和(自身を除く): 52982185536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 2999443, 5998886, 8998329, 11997772, 14997215, 17996658, 20996101, 23995544, 29994430, 35993316, 41992202, 44991645, 47991088, 59988860, 62988303, 71986632, 83984404, 89983290, 95982176, 104980505, 119977720, 125976606, 143973264, 167968808, 179966580, 191964352, 209961010, 239955440, 251953212, 287946528, 314941515, 335937616, 359933160, 419922020, 479910880, 503906424, 575893056, 629883030, 671875232, 719866320, 839844040, 959821760, 1007812848, 1259766060, 1343750464, 1439732640, 1679688080, 2015625696, 2519532120, 2879465280, 3359376160, 4031251392, 5039064240, 6718752320, 10078128480, 20156256960]

約数ペア:

[(1, 20156256960), (2, 10078128480), (3, 6718752320), (4, 5039064240), (5, 4031251392), (6, 3359376160), (7, 2879465280), (8, 2519532120), (10, 2015625696), (12, 1679688080), (14, 1439732640), (15, 1343750464), (16, 1259766060), (20, 1007812848), (21, 959821760), (24, 839844040), (28, 719866320), (30, 671875232), (32, 629883030), (35, 575893056), (40, 503906424), (42, 479910880), (48, 419922020), (56, 359933160), (60, 335937616), (64, 314941515), (70, 287946528), (80, 251953212), (84, 239955440), (96, 209961010), (105, 191964352), (112, 179966580), (120, 167968808), (140, 143973264), (160, 125976606), (168, 119977720), (192, 104980505), (210, 95982176), (224, 89983290), (240, 83984404), (280, 71986632), (320, 62988303), (336, 59988860), (420, 47991088), (448, 44991645), (480, 41992202), (560, 35993316), (672, 29994430), (840, 23995544), (960, 20996101), (1120, 17996658), (1344, 14997215), (1680, 11997772), (2240, 8998329), (3360, 5998886), (6720, 2999443)]