204393856

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 462672000

約数和(自身を除く): 258278144

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 41, 58, 64, 68, 79, 82, 116, 128, 136, 158, 164, 232, 272, 316, 328, 464, 493, 544, 632, 656, 697, 928, 986, 1088, 1189, 1264, 1312, 1343, 1394, 1856, 1972, 2176, 2291, 2378, 2528, 2624, 2686, 2788, 3239, 3712, 3944, 4582, 4756, 5056, 5248, 5372, 5576, 6478, 7888, 9164, 9512, 10112, 10744, 11152, 12956, 15776, 18328, 19024, 20213, 21488, 22304, 25912, 31552, 36656, 38048, 38947, 40426, 42976, 44608, 51824, 55063, 63104, 73312, 76096, 77894, 80852, 85952, 89216, 93931, 103648, 110126, 146624, 152192, 155788, 161704, 171904, 187862, 207296, 220252, 293248, 311576, 323408, 375724, 414592, 440504, 623152, 646816, 751448, 881008, 1246304, 1293632, 1502896, 1596827, 1762016, 2492608, 2587264, 3005792, 3193654, 3524032, 4985216, 6011584, 6387308, 7048064, 12023168, 12774616, 25549232, 51098464, 102196928, 204393856]

約数ペア:

[(1, 204393856), (2, 102196928), (4, 51098464), (8, 25549232), (16, 12774616), (17, 12023168), (29, 7048064), (32, 6387308), (34, 6011584), (41, 4985216), (58, 3524032), (64, 3193654), (68, 3005792), (79, 2587264), (82, 2492608), (116, 1762016), (128, 1596827), (136, 1502896), (158, 1293632), (164, 1246304), (232, 881008), (272, 751448), (316, 646816), (328, 623152), (464, 440504), (493, 414592), (544, 375724), (632, 323408), (656, 311576), (697, 293248), (928, 220252), (986, 207296), (1088, 187862), (1189, 171904), (1264, 161704), (1312, 155788), (1343, 152192), (1394, 146624), (1856, 110126), (1972, 103648), (2176, 93931), (2291, 89216), (2378, 85952), (2528, 80852), (2624, 77894), (2686, 76096), (2788, 73312), (3239, 63104), (3712, 55063), (3944, 51824), (4582, 44608), (4756, 42976), (5056, 40426), (5248, 38947), (5372, 38048), (5576, 36656), (6478, 31552), (7888, 25912), (9164, 22304), (9512, 21488), (10112, 20213), (10744, 19024), (11152, 18328), (12956, 15776)]