161431920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5749}}^1$

素因数の和:5784

約数の個数: 160

約数和(自身を含む): 598920000

約数和(自身を除く): 437488080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 5749, 7020, 9360, 11498, 14040, 17247, 22996, 28080, 28745, 34494, 45992, 51741, 57490, 68988, 74737, 86235, 91984, 103482, 114980, 137976, 149474, 155223, 172470, 206964, 224211, 229960, 258705, 275952, 298948, 310446, 344940, 373685, 413928, 448422, 459920, 517410, 597896, 620892, 672633, 689880, 747370, 776115, 827856, 896844, 1034820, 1121055, 1195792, 1241784, 1345266, 1379760, 1494740, 1552230, 1793688, 2017899, 2069640, 2242110, 2483568, 2690532, 2989480, 3104460, 3363165, 3587376, 4035798, 4139280, 4484220, 5381064, 5978960, 6208920, 6726330, 8071596, 8968440, 10089495, 10762128, 12417840, 13452660, 16143192, 17936880, 20178990, 26905320, 32286384, 40357980, 53810640, 80715960, 161431920]

約数ペア:

[(1, 161431920), (2, 80715960), (3, 53810640), (4, 40357980), (5, 32286384), (6, 26905320), (8, 20178990), (9, 17936880), (10, 16143192), (12, 13452660), (13, 12417840), (15, 10762128), (16, 10089495), (18, 8968440), (20, 8071596), (24, 6726330), (26, 6208920), (27, 5978960), (30, 5381064), (36, 4484220), (39, 4139280), (40, 4035798), (45, 3587376), (48, 3363165), (52, 3104460), (54, 2989480), (60, 2690532), (65, 2483568), (72, 2242110), (78, 2069640), (80, 2017899), (90, 1793688), (104, 1552230), (108, 1494740), (117, 1379760), (120, 1345266), (130, 1241784), (135, 1195792), (144, 1121055), (156, 1034820), (180, 896844), (195, 827856), (208, 776115), (216, 747370), (234, 689880), (240, 672633), (260, 620892), (270, 597896), (312, 517410), (351, 459920), (360, 448422), (390, 413928), (432, 373685), (468, 344940), (520, 310446), (540, 298948), (585, 275952), (624, 258705), (702, 229960), (720, 224211), (780, 206964), (936, 172470), (1040, 155223), (1080, 149474), (1170, 137976), (1404, 114980), (1560, 103482), (1755, 91984), (1872, 86235), (2160, 74737), (2340, 68988), (2808, 57490), (3120, 51741), (3510, 45992), (4680, 34494), (5616, 28745), (5749, 28080), (7020, 22996), (9360, 17247), (11498, 14040)]