656998128

素因数分解:

$2^4\times 3^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 280

約数和(自身を含む): 2081771520

約数和(自身を除く): 1424773392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 31, 36, 46, 48, 54, 62, 69, 72, 79, 81, 92, 93, 108, 124, 138, 144, 158, 162, 184, 186, 207, 216, 237, 243, 248, 276, 279, 316, 324, 368, 372, 414, 432, 474, 486, 496, 552, 558, 621, 632, 648, 711, 713, 729, 744, 828, 837, 948, 972, 1104, 1116, 1242, 1264, 1296, 1422, 1426, 1458, 1488, 1656, 1674, 1817, 1863, 1896, 1944, 2133, 2139, 2232, 2449, 2484, 2511, 2844, 2852, 2916, 3312, 3348, 3634, 3726, 3792, 3888, 4266, 4278, 4464, 4898, 4968, 5022, 5451, 5589, 5688, 5704, 5832, 6399, 6417, 6696, 7268, 7347, 7452, 7533, 8532, 8556, 9796, 9936, 10044, 10902, 11178, 11376, 11408, 11664, 12798, 12834, 13392, 14536, 14694, 14904, 15066, 16353, 16767, 17064, 17112, 19197, 19251, 19592, 20088, 21804, 22041, 22356, 22599, 25596, 25668, 29072, 29388, 29808, 30132, 32706, 33534, 34128, 34224, 38394, 38502, 39184, 40176, 43608, 44082, 44712, 45198, 49059, 51192, 51336, 56327, 57591, 57753, 58776, 60264, 65412, 66123, 67068, 76788, 77004, 87216, 88164, 89424, 90396, 98118, 102384, 102672, 112654, 115182, 115506, 117552, 120528, 130824, 132246, 134136, 147177, 153576, 154008, 168981, 173259, 176328, 180792, 196236, 198369, 225308, 230364, 231012, 261648, 264492, 268272, 294354, 307152, 308016, 337962, 346518, 352656, 361584, 392472, 396738, 441531, 450616, 460728, 462024, 506943, 519777, 528984, 588708, 595107, 675924, 693036, 784944, 793476, 883062, 901232, 921456, 924048, 1013886, 1039554, 1057968, 1177416, 1190214, 1324593, 1351848, 1386072, 1520829, 1586952, 1766124, 1785321, 2027772, 2079108, 2354832, 2380428, 2649186, 2703696, 2772144, 3041658, 3173904, 3532248, 3570642, 4055544, 4158216, 4562487, 4760856, 5298372, 6083316, 7064496, 7141284, 8111088, 8316432, 9124974, 9521712, 10596744, 12166632, 13687461, 14282568, 18249948, 21193488, 24333264, 27374922, 28565136, 36499896, 41062383, 54749844, 72999792, 82124766, 109499688, 164249532, 218999376, 328499064, 656998128]

約数ペア:

[(1, 656998128), (2, 328499064), (3, 218999376), (4, 164249532), (6, 109499688), (8, 82124766), (9, 72999792), (12, 54749844), (16, 41062383), (18, 36499896), (23, 28565136), (24, 27374922), (27, 24333264), (31, 21193488), (36, 18249948), (46, 14282568), (48, 13687461), (54, 12166632), (62, 10596744), (69, 9521712), (72, 9124974), (79, 8316432), (81, 8111088), (92, 7141284), (93, 7064496), (108, 6083316), (124, 5298372), (138, 4760856), (144, 4562487), (158, 4158216), (162, 4055544), (184, 3570642), (186, 3532248), (207, 3173904), (216, 3041658), (237, 2772144), (243, 2703696), (248, 2649186), (276, 2380428), (279, 2354832), (316, 2079108), (324, 2027772), (368, 1785321), (372, 1766124), (414, 1586952), (432, 1520829), (474, 1386072), (486, 1351848), (496, 1324593), (552, 1190214), (558, 1177416), (621, 1057968), (632, 1039554), (648, 1013886), (711, 924048), (713, 921456), (729, 901232), (744, 883062), (828, 793476), (837, 784944), (948, 693036), (972, 675924), (1104, 595107), (1116, 588708), (1242, 528984), (1264, 519777), (1296, 506943), (1422, 462024), (1426, 460728), (1458, 450616), (1488, 441531), (1656, 396738), (1674, 392472), (1817, 361584), (1863, 352656), (1896, 346518), (1944, 337962), (2133, 308016), (2139, 307152), (2232, 294354), (2449, 268272), (2484, 264492), (2511, 261648), (2844, 231012), (2852, 230364), (2916, 225308), (3312, 198369), (3348, 196236), (3634, 180792), (3726, 176328), (3792, 173259), (3888, 168981), (4266, 154008), (4278, 153576), (4464, 147177), (4898, 134136), (4968, 132246), (5022, 130824), (5451, 120528), (5589, 117552), (5688, 115506), (5704, 115182), (5832, 112654), (6399, 102672), (6417, 102384), (6696, 98118), (7268, 90396), (7347, 89424), (7452, 88164), (7533, 87216), (8532, 77004), (8556, 76788), (9796, 67068), (9936, 66123), (10044, 65412), (10902, 60264), (11178, 58776), (11376, 57753), (11408, 57591), (11664, 56327), (12798, 51336), (12834, 51192), (13392, 49059), (14536, 45198), (14694, 44712), (14904, 44082), (15066, 43608), (16353, 40176), (16767, 39184), (17064, 38502), (17112, 38394), (19197, 34224), (19251, 34128), (19592, 33534), (20088, 32706), (21804, 30132), (22041, 29808), (22356, 29388), (22599, 29072), (25596, 25668)]