68361720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:957

約数の個数: 128

約数和(自身を含む): 237081600

約数和(自身を除く): 168719880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 105, 120, 140, 168, 194, 210, 280, 291, 388, 420, 485, 582, 679, 776, 839, 840, 970, 1164, 1358, 1455, 1678, 1940, 2037, 2328, 2517, 2716, 2910, 3356, 3395, 3880, 4074, 4195, 5034, 5432, 5820, 5873, 6712, 6790, 8148, 8390, 10068, 10185, 11640, 11746, 12585, 13580, 16296, 16780, 17619, 20136, 20370, 23492, 25170, 27160, 29365, 33560, 35238, 40740, 46984, 50340, 58730, 70476, 81383, 81480, 88095, 100680, 117460, 140952, 162766, 176190, 234920, 244149, 325532, 352380, 406915, 488298, 569681, 651064, 704760, 813830, 976596, 1139362, 1220745, 1627660, 1709043, 1953192, 2278724, 2441490, 2848405, 3255320, 3418086, 4557448, 4882980, 5696810, 6836172, 8545215, 9765960, 11393620, 13672344, 17090430, 22787240, 34180860, 68361720]

約数ペア:

[(1, 68361720), (2, 34180860), (3, 22787240), (4, 17090430), (5, 13672344), (6, 11393620), (7, 9765960), (8, 8545215), (10, 6836172), (12, 5696810), (14, 4882980), (15, 4557448), (20, 3418086), (21, 3255320), (24, 2848405), (28, 2441490), (30, 2278724), (35, 1953192), (40, 1709043), (42, 1627660), (56, 1220745), (60, 1139362), (70, 976596), (84, 813830), (97, 704760), (105, 651064), (120, 569681), (140, 488298), (168, 406915), (194, 352380), (210, 325532), (280, 244149), (291, 234920), (388, 176190), (420, 162766), (485, 140952), (582, 117460), (679, 100680), (776, 88095), (839, 81480), (840, 81383), (970, 70476), (1164, 58730), (1358, 50340), (1455, 46984), (1678, 40740), (1940, 35238), (2037, 33560), (2328, 29365), (2517, 27160), (2716, 25170), (2910, 23492), (3356, 20370), (3395, 20136), (3880, 17619), (4074, 16780), (4195, 16296), (5034, 13580), (5432, 12585), (5820, 11746), (5873, 11640), (6712, 10185), (6790, 10068), (8148, 8390)]