203507640

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{997}}^1$

素因数の和:1033

約数の個数: 224

約数和(自身を含む): 785386080

約数和(自身を除く): 581878440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 729, 756, 810, 840, 945, 972, 997, 1080, 1134, 1215, 1260, 1458, 1512, 1620, 1701, 1890, 1944, 1994, 2268, 2430, 2520, 2835, 2916, 2991, 3240, 3402, 3645, 3780, 3988, 4536, 4860, 4985, 5103, 5670, 5832, 5982, 6804, 6979, 7290, 7560, 7976, 8505, 8973, 9720, 9970, 10206, 11340, 11964, 13608, 13958, 14580, 14955, 17010, 17946, 19940, 20412, 20937, 22680, 23928, 25515, 26919, 27916, 29160, 29910, 34020, 34895, 35892, 39880, 40824, 41874, 44865, 51030, 53838, 55832, 59820, 62811, 68040, 69790, 71784, 80757, 83748, 89730, 102060, 104685, 107676, 119640, 125622, 134595, 139580, 161514, 167496, 179460, 188433, 204120, 209370, 215352, 242271, 251244, 269190, 279160, 314055, 323028, 358920, 376866, 403785, 418740, 484542, 502488, 538380, 565299, 628110, 646056, 726813, 753732, 807570, 837480, 942165, 969084, 1076760, 1130598, 1211355, 1256220, 1453626, 1507464, 1615140, 1695897, 1884330, 1938168, 2261196, 2422710, 2512440, 2826495, 2907252, 3230280, 3391794, 3634065, 3768660, 4522392, 4845420, 5087691, 5652990, 5814504, 6783588, 7268130, 7537320, 8479485, 9690840, 10175382, 11305980, 13567176, 14536260, 16958970, 20350764, 22611960, 25438455, 29072520, 33917940, 40701528, 50876910, 67835880, 101753820, 203507640]

約数ペア:

[(1, 203507640), (2, 101753820), (3, 67835880), (4, 50876910), (5, 40701528), (6, 33917940), (7, 29072520), (8, 25438455), (9, 22611960), (10, 20350764), (12, 16958970), (14, 14536260), (15, 13567176), (18, 11305980), (20, 10175382), (21, 9690840), (24, 8479485), (27, 7537320), (28, 7268130), (30, 6783588), (35, 5814504), (36, 5652990), (40, 5087691), (42, 4845420), (45, 4522392), (54, 3768660), (56, 3634065), (60, 3391794), (63, 3230280), (70, 2907252), (72, 2826495), (81, 2512440), (84, 2422710), (90, 2261196), (105, 1938168), (108, 1884330), (120, 1695897), (126, 1615140), (135, 1507464), (140, 1453626), (162, 1256220), (168, 1211355), (180, 1130598), (189, 1076760), (210, 969084), (216, 942165), (243, 837480), (252, 807570), (270, 753732), (280, 726813), (315, 646056), (324, 628110), (360, 565299), (378, 538380), (405, 502488), (420, 484542), (486, 418740), (504, 403785), (540, 376866), (567, 358920), (630, 323028), (648, 314055), (729, 279160), (756, 269190), (810, 251244), (840, 242271), (945, 215352), (972, 209370), (997, 204120), (1080, 188433), (1134, 179460), (1215, 167496), (1260, 161514), (1458, 139580), (1512, 134595), (1620, 125622), (1701, 119640), (1890, 107676), (1944, 104685), (1994, 102060), (2268, 89730), (2430, 83748), (2520, 80757), (2835, 71784), (2916, 69790), (2991, 68040), (3240, 62811), (3402, 59820), (3645, 55832), (3780, 53838), (3988, 51030), (4536, 44865), (4860, 41874), (4985, 40824), (5103, 39880), (5670, 35892), (5832, 34895), (5982, 34020), (6804, 29910), (6979, 29160), (7290, 27916), (7560, 26919), (7976, 25515), (8505, 23928), (8973, 22680), (9720, 20937), (9970, 20412), (10206, 19940), (11340, 17946), (11964, 17010), (13608, 14955), (13958, 14580)]