68654280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 213736320

約数和(自身を除く): 145082040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 83, 113, 120, 122, 166, 183, 226, 244, 249, 305, 332, 339, 366, 415, 452, 488, 498, 565, 610, 664, 678, 732, 830, 904, 915, 996, 1130, 1220, 1245, 1356, 1464, 1660, 1695, 1830, 1992, 2260, 2440, 2490, 2712, 3320, 3390, 3660, 4520, 4980, 5063, 6780, 6893, 7320, 9379, 9960, 10126, 13560, 13786, 15189, 18758, 20252, 20679, 25315, 27572, 28137, 30378, 34465, 37516, 40504, 41358, 46895, 50630, 55144, 56274, 60756, 68930, 75032, 75945, 82716, 93790, 101260, 103395, 112548, 121512, 137860, 140685, 151890, 165432, 187580, 202520, 206790, 225096, 275720, 281370, 303780, 375160, 413580, 562740, 572119, 607560, 827160, 1125480, 1144238, 1716357, 2288476, 2860595, 3432714, 4576952, 5721190, 6865428, 8581785, 11442380, 13730856, 17163570, 22884760, 34327140, 68654280]

約数ペア:

[(1, 68654280), (2, 34327140), (3, 22884760), (4, 17163570), (5, 13730856), (6, 11442380), (8, 8581785), (10, 6865428), (12, 5721190), (15, 4576952), (20, 3432714), (24, 2860595), (30, 2288476), (40, 1716357), (60, 1144238), (61, 1125480), (83, 827160), (113, 607560), (120, 572119), (122, 562740), (166, 413580), (183, 375160), (226, 303780), (244, 281370), (249, 275720), (305, 225096), (332, 206790), (339, 202520), (366, 187580), (415, 165432), (452, 151890), (488, 140685), (498, 137860), (565, 121512), (610, 112548), (664, 103395), (678, 101260), (732, 93790), (830, 82716), (904, 75945), (915, 75032), (996, 68930), (1130, 60756), (1220, 56274), (1245, 55144), (1356, 50630), (1464, 46895), (1660, 41358), (1695, 40504), (1830, 37516), (1992, 34465), (2260, 30378), (2440, 28137), (2490, 27572), (2712, 25315), (3320, 20679), (3390, 20252), (3660, 18758), (4520, 15189), (4980, 13786), (5063, 13560), (6780, 10126), (6893, 9960), (7320, 9379)]