131259800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 373636800

約数和(自身を除く): 242377000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 53, 56, 58, 61, 70, 100, 106, 116, 122, 140, 145, 175, 200, 203, 212, 232, 244, 265, 280, 290, 305, 350, 371, 406, 424, 427, 488, 530, 580, 610, 700, 725, 742, 812, 854, 1015, 1060, 1160, 1220, 1325, 1400, 1450, 1484, 1525, 1537, 1624, 1708, 1769, 1855, 2030, 2120, 2135, 2440, 2650, 2900, 2968, 3050, 3074, 3233, 3416, 3538, 3710, 4060, 4270, 5075, 5300, 5800, 6100, 6148, 6466, 7076, 7420, 7685, 8120, 8540, 8845, 9275, 10150, 10600, 10675, 10759, 12200, 12296, 12383, 12932, 14152, 14840, 15370, 16165, 17080, 17690, 18550, 20300, 21350, 21518, 22631, 24766, 25864, 30740, 32330, 35380, 37100, 38425, 40600, 42700, 43036, 44225, 45262, 49532, 53795, 61480, 61915, 64660, 70760, 74200, 76850, 80825, 85400, 86072, 88450, 90524, 93757, 99064, 107590, 113155, 123830, 129320, 153700, 161650, 176900, 181048, 187514, 215180, 226310, 247660, 268975, 307400, 309575, 323300, 353800, 375028, 430360, 452620, 468785, 495320, 537950, 565775, 619150, 646600, 656299, 750056, 905240, 937570, 1075900, 1131550, 1238300, 1312598, 1875140, 2151800, 2263100, 2343925, 2476600, 2625196, 3281495, 3750280, 4526200, 4687850, 5250392, 6562990, 9375700, 13125980, 16407475, 18751400, 26251960, 32814950, 65629900, 131259800]

約数ペア:

[(1, 131259800), (2, 65629900), (4, 32814950), (5, 26251960), (7, 18751400), (8, 16407475), (10, 13125980), (14, 9375700), (20, 6562990), (25, 5250392), (28, 4687850), (29, 4526200), (35, 3750280), (40, 3281495), (50, 2625196), (53, 2476600), (56, 2343925), (58, 2263100), (61, 2151800), (70, 1875140), (100, 1312598), (106, 1238300), (116, 1131550), (122, 1075900), (140, 937570), (145, 905240), (175, 750056), (200, 656299), (203, 646600), (212, 619150), (232, 565775), (244, 537950), (265, 495320), (280, 468785), (290, 452620), (305, 430360), (350, 375028), (371, 353800), (406, 323300), (424, 309575), (427, 307400), (488, 268975), (530, 247660), (580, 226310), (610, 215180), (700, 187514), (725, 181048), (742, 176900), (812, 161650), (854, 153700), (1015, 129320), (1060, 123830), (1160, 113155), (1220, 107590), (1325, 99064), (1400, 93757), (1450, 90524), (1484, 88450), (1525, 86072), (1537, 85400), (1624, 80825), (1708, 76850), (1769, 74200), (1855, 70760), (2030, 64660), (2120, 61915), (2135, 61480), (2440, 53795), (2650, 49532), (2900, 45262), (2968, 44225), (3050, 43036), (3074, 42700), (3233, 40600), (3416, 38425), (3538, 37100), (3710, 35380), (4060, 32330), (4270, 30740), (5075, 25864), (5300, 24766), (5800, 22631), (6100, 21518), (6148, 21350), (6466, 20300), (7076, 18550), (7420, 17690), (7685, 17080), (8120, 16165), (8540, 15370), (8845, 14840), (9275, 14152), (10150, 12932), (10600, 12383), (10675, 12296), (10759, 12200)]