51479120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:229

約数の個数: 160

約数和(自身を含む): 152775936

約数和(自身を除く): 101296816

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 80, 88, 110, 112, 122, 137, 140, 154, 176, 220, 244, 274, 280, 305, 308, 385, 427, 440, 488, 548, 560, 610, 616, 671, 685, 770, 854, 880, 959, 976, 1096, 1220, 1232, 1342, 1370, 1507, 1540, 1708, 1918, 2135, 2192, 2440, 2684, 2740, 3014, 3080, 3355, 3416, 3836, 4270, 4697, 4795, 4880, 5368, 5480, 6028, 6160, 6710, 6832, 7535, 7672, 8357, 8540, 9394, 9590, 10549, 10736, 10960, 12056, 13420, 15070, 15344, 16714, 17080, 18788, 19180, 21098, 23485, 24112, 26840, 30140, 33428, 34160, 37576, 38360, 41785, 42196, 46970, 52745, 53680, 58499, 60280, 66856, 75152, 76720, 83570, 84392, 91927, 93940, 105490, 116998, 120560, 133712, 167140, 168784, 183854, 187880, 210980, 233996, 292495, 334280, 367708, 375760, 421960, 459635, 467992, 584990, 643489, 668560, 735416, 843920, 919270, 935984, 1169980, 1286978, 1470832, 1838540, 2339960, 2573956, 3217445, 3677080, 4679920, 5147912, 6434890, 7354160, 10295824, 12869780, 25739560, 51479120]

約数ペア:

[(1, 51479120), (2, 25739560), (4, 12869780), (5, 10295824), (7, 7354160), (8, 6434890), (10, 5147912), (11, 4679920), (14, 3677080), (16, 3217445), (20, 2573956), (22, 2339960), (28, 1838540), (35, 1470832), (40, 1286978), (44, 1169980), (55, 935984), (56, 919270), (61, 843920), (70, 735416), (77, 668560), (80, 643489), (88, 584990), (110, 467992), (112, 459635), (122, 421960), (137, 375760), (140, 367708), (154, 334280), (176, 292495), (220, 233996), (244, 210980), (274, 187880), (280, 183854), (305, 168784), (308, 167140), (385, 133712), (427, 120560), (440, 116998), (488, 105490), (548, 93940), (560, 91927), (610, 84392), (616, 83570), (671, 76720), (685, 75152), (770, 66856), (854, 60280), (880, 58499), (959, 53680), (976, 52745), (1096, 46970), (1220, 42196), (1232, 41785), (1342, 38360), (1370, 37576), (1507, 34160), (1540, 33428), (1708, 30140), (1918, 26840), (2135, 24112), (2192, 23485), (2440, 21098), (2684, 19180), (2740, 18788), (3014, 17080), (3080, 16714), (3355, 15344), (3416, 15070), (3836, 13420), (4270, 12056), (4697, 10960), (4795, 10736), (4880, 10549), (5368, 9590), (5480, 9394), (6028, 8540), (6160, 8357), (6710, 7672), (6832, 7535)]