990659808

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{12329}}^1$

素因数の和:12382

約数の個数: 120

約数和(自身を含む): 3007730880

約数和(自身を除く): 2017071072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 279, 288, 324, 372, 432, 496, 558, 648, 744, 837, 864, 992, 1116, 1296, 1488, 1674, 2232, 2511, 2592, 2976, 3348, 4464, 5022, 6696, 8928, 10044, 12329, 13392, 20088, 24658, 26784, 36987, 40176, 49316, 73974, 80352, 98632, 110961, 147948, 197264, 221922, 295896, 332883, 382199, 394528, 443844, 591792, 665766, 764398, 887688, 998649, 1146597, 1183584, 1331532, 1528796, 1775376, 1997298, 2293194, 2663064, 3057592, 3439791, 3550752, 3994596, 4586388, 5326128, 6115184, 6879582, 7989192, 9172776, 10319373, 10652256, 12230368, 13759164, 15978384, 18345552, 20638746, 27518328, 30958119, 31956768, 36691104, 41277492, 55036656, 61916238, 82554984, 110073312, 123832476, 165109968, 247664952, 330219936, 495329904, 990659808]

約数ペア:

[(1, 990659808), (2, 495329904), (3, 330219936), (4, 247664952), (6, 165109968), (8, 123832476), (9, 110073312), (12, 82554984), (16, 61916238), (18, 55036656), (24, 41277492), (27, 36691104), (31, 31956768), (32, 30958119), (36, 27518328), (48, 20638746), (54, 18345552), (62, 15978384), (72, 13759164), (81, 12230368), (93, 10652256), (96, 10319373), (108, 9172776), (124, 7989192), (144, 6879582), (162, 6115184), (186, 5326128), (216, 4586388), (248, 3994596), (279, 3550752), (288, 3439791), (324, 3057592), (372, 2663064), (432, 2293194), (496, 1997298), (558, 1775376), (648, 1528796), (744, 1331532), (837, 1183584), (864, 1146597), (992, 998649), (1116, 887688), (1296, 764398), (1488, 665766), (1674, 591792), (2232, 443844), (2511, 394528), (2592, 382199), (2976, 332883), (3348, 295896), (4464, 221922), (5022, 197264), (6696, 147948), (8928, 110961), (10044, 98632), (12329, 80352), (13392, 73974), (20088, 49316), (24658, 40176), (26784, 36987)]