90023760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1405

約数の個数: 120

約数和(自身を含む): 305683560

約数和(自身を除く): 215659800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1164, 1289, 1455, 1552, 1746, 1940, 2328, 2578, 2910, 3492, 3867, 3880, 4365, 4656, 5156, 5820, 6445, 6984, 7734, 7760, 8730, 10312, 11601, 11640, 12890, 13968, 15468, 17460, 19335, 20624, 23202, 23280, 25780, 30936, 34920, 38670, 46404, 51560, 58005, 61872, 69840, 77340, 92808, 103120, 116010, 125033, 154680, 185616, 232020, 250066, 309360, 375099, 464040, 500132, 625165, 750198, 928080, 1000264, 1125297, 1250330, 1500396, 1875495, 2000528, 2250594, 2500660, 3000792, 3750990, 4501188, 5001320, 5626485, 6001584, 7501980, 9002376, 10002640, 11252970, 15003960, 18004752, 22505940, 30007920, 45011880, 90023760]

約数ペア:

[(1, 90023760), (2, 45011880), (3, 30007920), (4, 22505940), (5, 18004752), (6, 15003960), (8, 11252970), (9, 10002640), (10, 9002376), (12, 7501980), (15, 6001584), (16, 5626485), (18, 5001320), (20, 4501188), (24, 3750990), (30, 3000792), (36, 2500660), (40, 2250594), (45, 2000528), (48, 1875495), (60, 1500396), (72, 1250330), (80, 1125297), (90, 1000264), (97, 928080), (120, 750198), (144, 625165), (180, 500132), (194, 464040), (240, 375099), (291, 309360), (360, 250066), (388, 232020), (485, 185616), (582, 154680), (720, 125033), (776, 116010), (873, 103120), (970, 92808), (1164, 77340), (1289, 69840), (1455, 61872), (1552, 58005), (1746, 51560), (1940, 46404), (2328, 38670), (2578, 34920), (2910, 30936), (3492, 25780), (3867, 23280), (3880, 23202), (4365, 20624), (4656, 19335), (5156, 17460), (5820, 15468), (6445, 13968), (6984, 12890), (7734, 11640), (7760, 11601), (8730, 10312)]