2980657148

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{2251}}^1$

素因数の和:2431

約数の個数: 72

約数和(自身を含む): 6342424704

約数和(自身を除く): 3361767556

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 131, 133, 262, 266, 361, 524, 532, 722, 917, 1444, 1834, 2251, 2489, 2527, 3668, 4502, 4978, 5054, 9004, 9956, 10108, 15757, 17423, 31514, 34846, 42769, 47291, 63028, 69692, 85538, 94582, 171076, 189164, 294881, 299383, 331037, 589762, 598766, 662074, 812611, 1179524, 1197532, 1324148, 1625222, 2064167, 3250444, 4128334, 5602739, 5688277, 8256668, 11205478, 11376554, 22410956, 22753108, 39219173, 78438346, 106452041, 156876692, 212904082, 425808164, 745164287, 1490328574, 2980657148]

約数ペア:

[(1, 2980657148), (2, 1490328574), (4, 745164287), (7, 425808164), (14, 212904082), (19, 156876692), (28, 106452041), (38, 78438346), (76, 39219173), (131, 22753108), (133, 22410956), (262, 11376554), (266, 11205478), (361, 8256668), (524, 5688277), (532, 5602739), (722, 4128334), (917, 3250444), (1444, 2064167), (1834, 1625222), (2251, 1324148), (2489, 1197532), (2527, 1179524), (3668, 812611), (4502, 662074), (4978, 598766), (5054, 589762), (9004, 331037), (9956, 299383), (10108, 294881), (15757, 189164), (17423, 171076), (31514, 94582), (34846, 85538), (42769, 69692), (47291, 63028)]