15663369880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:941

約数の個数: 128

約数和(自身を含む): 36597355200

約数和(自身を除く): 20933985320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 89, 97, 134, 178, 194, 268, 335, 356, 388, 445, 485, 536, 670, 677, 712, 776, 890, 970, 1340, 1354, 1780, 1940, 2680, 2708, 3385, 3560, 3880, 5416, 5963, 6499, 6770, 8633, 11926, 12998, 13540, 17266, 23852, 25996, 27080, 29815, 32495, 34532, 43165, 45359, 47704, 51992, 59630, 60253, 64990, 65669, 69064, 86330, 90718, 119260, 120506, 129980, 131338, 172660, 181436, 226795, 238520, 241012, 259960, 262676, 301265, 328345, 345320, 362872, 453590, 482024, 525352, 578411, 602530, 656690, 907180, 1156822, 1205060, 1313380, 1814360, 2313644, 2410120, 2626760, 2892055, 4036951, 4399823, 4627288, 5784110, 5844541, 8073902, 8799646, 11568220, 11689082, 16147804, 17599292, 20184755, 21999115, 23136440, 23378164, 29222705, 32295608, 35198584, 40369510, 43998230, 46756328, 58445410, 80739020, 87996460, 116890820, 161478040, 175992920, 233781640, 391584247, 783168494, 1566336988, 1957921235, 3132673976, 3915842470, 7831684940, 15663369880]

約数ペア:

[(1, 15663369880), (2, 7831684940), (4, 3915842470), (5, 3132673976), (8, 1957921235), (10, 1566336988), (20, 783168494), (40, 391584247), (67, 233781640), (89, 175992920), (97, 161478040), (134, 116890820), (178, 87996460), (194, 80739020), (268, 58445410), (335, 46756328), (356, 43998230), (388, 40369510), (445, 35198584), (485, 32295608), (536, 29222705), (670, 23378164), (677, 23136440), (712, 21999115), (776, 20184755), (890, 17599292), (970, 16147804), (1340, 11689082), (1354, 11568220), (1780, 8799646), (1940, 8073902), (2680, 5844541), (2708, 5784110), (3385, 4627288), (3560, 4399823), (3880, 4036951), (5416, 2892055), (5963, 2626760), (6499, 2410120), (6770, 2313644), (8633, 1814360), (11926, 1313380), (12998, 1205060), (13540, 1156822), (17266, 907180), (23852, 656690), (25996, 602530), (27080, 578411), (29815, 525352), (32495, 482024), (34532, 453590), (43165, 362872), (45359, 345320), (47704, 328345), (51992, 301265), (59630, 262676), (60253, 259960), (64990, 241012), (65669, 238520), (69064, 226795), (86330, 181436), (90718, 172660), (119260, 131338), (120506, 129980)]