121970940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 426746880

約数和(自身を除く): 304775940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 89, 91, 105, 130, 140, 156, 178, 182, 195, 210, 251, 260, 267, 273, 356, 364, 390, 420, 445, 455, 502, 534, 546, 623, 753, 780, 890, 910, 1004, 1068, 1092, 1157, 1246, 1255, 1335, 1365, 1506, 1757, 1780, 1820, 1869, 2314, 2492, 2510, 2670, 2730, 3012, 3115, 3263, 3471, 3514, 3738, 3765, 4628, 5020, 5271, 5340, 5460, 5785, 6230, 6526, 6942, 7028, 7476, 7530, 8099, 8785, 9345, 9789, 10542, 11570, 12460, 13052, 13884, 15060, 16198, 16315, 17355, 17570, 18690, 19578, 21084, 22339, 22841, 23140, 24297, 26355, 32396, 32630, 34710, 35140, 37380, 39156, 40495, 44678, 45682, 48594, 48945, 52710, 65260, 67017, 68523, 69420, 80990, 89356, 91364, 97188, 97890, 105420, 111695, 114205, 121485, 134034, 137046, 156373, 161980, 195780, 223390, 228410, 242970, 268068, 274092, 290407, 312746, 335085, 342615, 446780, 456820, 469119, 485940, 580814, 625492, 670170, 685230, 781865, 871221, 938238, 1161628, 1340340, 1370460, 1452035, 1563730, 1742442, 1876476, 2032849, 2345595, 2904070, 3127460, 3484884, 4065698, 4356105, 4691190, 5808140, 6098547, 8131396, 8712210, 9382380, 10164245, 12197094, 17424420, 20328490, 24394188, 30492735, 40656980, 60985470, 121970940]

約数ペア:

[(1, 121970940), (2, 60985470), (3, 40656980), (4, 30492735), (5, 24394188), (6, 20328490), (7, 17424420), (10, 12197094), (12, 10164245), (13, 9382380), (14, 8712210), (15, 8131396), (20, 6098547), (21, 5808140), (26, 4691190), (28, 4356105), (30, 4065698), (35, 3484884), (39, 3127460), (42, 2904070), (52, 2345595), (60, 2032849), (65, 1876476), (70, 1742442), (78, 1563730), (84, 1452035), (89, 1370460), (91, 1340340), (105, 1161628), (130, 938238), (140, 871221), (156, 781865), (178, 685230), (182, 670170), (195, 625492), (210, 580814), (251, 485940), (260, 469119), (267, 456820), (273, 446780), (356, 342615), (364, 335085), (390, 312746), (420, 290407), (445, 274092), (455, 268068), (502, 242970), (534, 228410), (546, 223390), (623, 195780), (753, 161980), (780, 156373), (890, 137046), (910, 134034), (1004, 121485), (1068, 114205), (1092, 111695), (1157, 105420), (1246, 97890), (1255, 97188), (1335, 91364), (1365, 89356), (1506, 80990), (1757, 69420), (1780, 68523), (1820, 67017), (1869, 65260), (2314, 52710), (2492, 48945), (2510, 48594), (2670, 45682), (2730, 44678), (3012, 40495), (3115, 39156), (3263, 37380), (3471, 35140), (3514, 34710), (3738, 32630), (3765, 32396), (4628, 26355), (5020, 24297), (5271, 23140), (5340, 22841), (5460, 22339), (5785, 21084), (6230, 19578), (6526, 18690), (6942, 17570), (7028, 17355), (7476, 16315), (7530, 16198), (8099, 15060), (8785, 13884), (9345, 13052), (9789, 12460), (10542, 11570)]