80715960

素因数分解:

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

素因数の和:5782

約数の個数: 128

約数和(自身を含む): 289800000

約数和(自身を除く): 209084040

約数列:

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

約数ペア:

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