642039120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:462

約数の個数: 240

約数和(自身を含む): 2260636560

約数和(自身を除く): 1618597440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 97, 116, 120, 144, 145, 174, 180, 194, 232, 240, 261, 290, 291, 317, 348, 360, 388, 435, 464, 485, 522, 580, 582, 634, 696, 720, 776, 870, 873, 951, 970, 1044, 1160, 1164, 1268, 1305, 1392, 1455, 1552, 1585, 1740, 1746, 1902, 1940, 2088, 2320, 2328, 2536, 2610, 2813, 2853, 2910, 3170, 3480, 3492, 3804, 3880, 4176, 4365, 4656, 4755, 5072, 5220, 5626, 5706, 5820, 6340, 6960, 6984, 7608, 7760, 8439, 8730, 9193, 9510, 10440, 11252, 11412, 11640, 12680, 13968, 14065, 14265, 15216, 16878, 17460, 18386, 19020, 20880, 22504, 22824, 23280, 25317, 25360, 27579, 28130, 28530, 30749, 33756, 34920, 36772, 38040, 42195, 45008, 45648, 45965, 50634, 55158, 56260, 57060, 61498, 67512, 69840, 73544, 76080, 82737, 84390, 91930, 92247, 101268, 110316, 112520, 114120, 122996, 126585, 135024, 137895, 147088, 153745, 165474, 168780, 183860, 184494, 202536, 220632, 225040, 228240, 245992, 253170, 275790, 276741, 307490, 330948, 337560, 367720, 368988, 405072, 413685, 441264, 461235, 491984, 506340, 551580, 553482, 614980, 661896, 675120, 735440, 737976, 827370, 891721, 922470, 1012680, 1103160, 1106964, 1229960, 1323792, 1383705, 1475952, 1654740, 1783442, 1844940, 2025360, 2206320, 2213928, 2459920, 2675163, 2767410, 3309480, 3566884, 3689880, 4427856, 4458605, 5350326, 5534820, 6618960, 7133768, 7379760, 8025489, 8917210, 10700652, 11069640, 13375815, 14267536, 16050978, 17834420, 21401304, 22139280, 26751630, 32101956, 35668840, 40127445, 42802608, 53503260, 64203912, 71337680, 80254890, 107006520, 128407824, 160509780, 214013040, 321019560, 642039120]

約数ペア:

[(1, 642039120), (2, 321019560), (3, 214013040), (4, 160509780), (5, 128407824), (6, 107006520), (8, 80254890), (9, 71337680), (10, 64203912), (12, 53503260), (15, 42802608), (16, 40127445), (18, 35668840), (20, 32101956), (24, 26751630), (29, 22139280), (30, 21401304), (36, 17834420), (40, 16050978), (45, 14267536), (48, 13375815), (58, 11069640), (60, 10700652), (72, 8917210), (80, 8025489), (87, 7379760), (90, 7133768), (97, 6618960), (116, 5534820), (120, 5350326), (144, 4458605), (145, 4427856), (174, 3689880), (180, 3566884), (194, 3309480), (232, 2767410), (240, 2675163), (261, 2459920), (290, 2213928), (291, 2206320), (317, 2025360), (348, 1844940), (360, 1783442), (388, 1654740), (435, 1475952), (464, 1383705), (485, 1323792), (522, 1229960), (580, 1106964), (582, 1103160), (634, 1012680), (696, 922470), (720, 891721), (776, 827370), (870, 737976), (873, 735440), (951, 675120), (970, 661896), (1044, 614980), (1160, 553482), (1164, 551580), (1268, 506340), (1305, 491984), (1392, 461235), (1455, 441264), (1552, 413685), (1585, 405072), (1740, 368988), (1746, 367720), (1902, 337560), (1940, 330948), (2088, 307490), (2320, 276741), (2328, 275790), (2536, 253170), (2610, 245992), (2813, 228240), (2853, 225040), (2910, 220632), (3170, 202536), (3480, 184494), (3492, 183860), (3804, 168780), (3880, 165474), (4176, 153745), (4365, 147088), (4656, 137895), (4755, 135024), (5072, 126585), (5220, 122996), (5626, 114120), (5706, 112520), (5820, 110316), (6340, 101268), (6960, 92247), (6984, 91930), (7608, 84390), (7760, 82737), (8439, 76080), (8730, 73544), (9193, 69840), (9510, 67512), (10440, 61498), (11252, 57060), (11412, 56260), (11640, 55158), (12680, 50634), (13968, 45965), (14065, 45648), (14265, 45008), (15216, 42195), (16878, 38040), (17460, 36772), (18386, 34920), (19020, 33756), (20880, 30749), (22504, 28530), (22824, 28130), (23280, 27579), (25317, 25360)]