198406944

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 144

約数和(自身を含む): 592510464

約数和(自身を除く): 394103520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 71, 72, 93, 96, 124, 142, 144, 186, 213, 248, 279, 284, 288, 313, 372, 426, 496, 558, 568, 626, 639, 744, 852, 939, 992, 1116, 1136, 1252, 1278, 1488, 1704, 1878, 2201, 2232, 2272, 2504, 2556, 2817, 2976, 3408, 3756, 4402, 4464, 5008, 5112, 5634, 6603, 6816, 7512, 8804, 8928, 9703, 10016, 10224, 11268, 13206, 15024, 17608, 19406, 19809, 20448, 22223, 22536, 26412, 29109, 30048, 35216, 38812, 39618, 44446, 45072, 52824, 58218, 66669, 70432, 77624, 79236, 87327, 88892, 90144, 105648, 116436, 133338, 155248, 158472, 174654, 177784, 200007, 211296, 232872, 266676, 310496, 316944, 349308, 355568, 400014, 465744, 533352, 633888, 688913, 698616, 711136, 800028, 931488, 1066704, 1377826, 1397232, 1600056, 2066739, 2133408, 2755652, 2794464, 3200112, 4133478, 5511304, 6200217, 6400224, 8266956, 11022608, 12400434, 16533912, 22045216, 24800868, 33067824, 49601736, 66135648, 99203472, 198406944]

約数ペア:

[(1, 198406944), (2, 99203472), (3, 66135648), (4, 49601736), (6, 33067824), (8, 24800868), (9, 22045216), (12, 16533912), (16, 12400434), (18, 11022608), (24, 8266956), (31, 6400224), (32, 6200217), (36, 5511304), (48, 4133478), (62, 3200112), (71, 2794464), (72, 2755652), (93, 2133408), (96, 2066739), (124, 1600056), (142, 1397232), (144, 1377826), (186, 1066704), (213, 931488), (248, 800028), (279, 711136), (284, 698616), (288, 688913), (313, 633888), (372, 533352), (426, 465744), (496, 400014), (558, 355568), (568, 349308), (626, 316944), (639, 310496), (744, 266676), (852, 232872), (939, 211296), (992, 200007), (1116, 177784), (1136, 174654), (1252, 158472), (1278, 155248), (1488, 133338), (1704, 116436), (1878, 105648), (2201, 90144), (2232, 88892), (2272, 87327), (2504, 79236), (2556, 77624), (2817, 70432), (2976, 66669), (3408, 58218), (3756, 52824), (4402, 45072), (4464, 44446), (5008, 39618), (5112, 38812), (5634, 35216), (6603, 30048), (6816, 29109), (7512, 26412), (8804, 22536), (8928, 22223), (9703, 20448), (10016, 19809), (10224, 19406), (11268, 17608), (13206, 15024)]