205907408

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:665

約数の個数: 120

約数和(自身を含む): 510592320

約数和(自身を除く): 304684912

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 49, 56, 76, 92, 98, 112, 133, 152, 161, 184, 196, 266, 304, 322, 368, 392, 437, 532, 601, 644, 784, 874, 931, 1064, 1127, 1202, 1288, 1748, 1862, 2128, 2254, 2404, 2576, 3059, 3496, 3724, 4207, 4508, 4808, 6118, 6992, 7448, 8414, 9016, 9616, 11419, 12236, 13823, 14896, 16828, 18032, 21413, 22838, 24472, 27646, 29449, 33656, 42826, 45676, 48944, 55292, 58898, 67312, 79933, 85652, 91352, 96761, 110584, 117796, 159866, 171304, 182704, 193522, 221168, 235592, 262637, 319732, 342608, 387044, 471184, 525274, 559531, 639464, 677327, 774088, 1050548, 1119062, 1278928, 1354654, 1548176, 1838459, 2101096, 2238124, 2709308, 3676918, 4202192, 4476248, 5418616, 7353836, 8952496, 10837232, 12869213, 14707672, 25738426, 29415344, 51476852, 102953704, 205907408]

約数ペア:

[(1, 205907408), (2, 102953704), (4, 51476852), (7, 29415344), (8, 25738426), (14, 14707672), (16, 12869213), (19, 10837232), (23, 8952496), (28, 7353836), (38, 5418616), (46, 4476248), (49, 4202192), (56, 3676918), (76, 2709308), (92, 2238124), (98, 2101096), (112, 1838459), (133, 1548176), (152, 1354654), (161, 1278928), (184, 1119062), (196, 1050548), (266, 774088), (304, 677327), (322, 639464), (368, 559531), (392, 525274), (437, 471184), (532, 387044), (601, 342608), (644, 319732), (784, 262637), (874, 235592), (931, 221168), (1064, 193522), (1127, 182704), (1202, 171304), (1288, 159866), (1748, 117796), (1862, 110584), (2128, 96761), (2254, 91352), (2404, 85652), (2576, 79933), (3059, 67312), (3496, 58898), (3724, 55292), (4207, 48944), (4508, 45676), (4808, 42826), (6118, 33656), (6992, 29449), (7448, 27646), (8414, 24472), (9016, 22838), (9616, 21413), (11419, 18032), (12236, 16828), (13823, 14896)]