768126640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 1972802304

約数和(自身を除く): 1204675664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 61, 68, 80, 85, 94, 122, 136, 170, 188, 197, 235, 244, 272, 305, 340, 376, 394, 470, 488, 610, 680, 752, 788, 799, 940, 976, 985, 1037, 1220, 1360, 1576, 1598, 1880, 1970, 2074, 2440, 2867, 3152, 3196, 3349, 3760, 3940, 3995, 4148, 4880, 5185, 5734, 6392, 6698, 7880, 7990, 8296, 9259, 10370, 11468, 12017, 12784, 13396, 14335, 15760, 15980, 16592, 16745, 18518, 20740, 22936, 24034, 26792, 28670, 31960, 33490, 37036, 41480, 45872, 46295, 48068, 48739, 53584, 57340, 60085, 63920, 66980, 74072, 82960, 92590, 96136, 97478, 114680, 120170, 133960, 148144, 157403, 185180, 192272, 194956, 204289, 229360, 240340, 243695, 267920, 314806, 370360, 389912, 408578, 480680, 487390, 564799, 629612, 740720, 779824, 787015, 817156, 961360, 974780, 1021445, 1129598, 1259224, 1574030, 1634312, 1949560, 2042890, 2259196, 2518448, 2823995, 3148060, 3268624, 3899120, 4085780, 4518392, 5647990, 6296120, 8171560, 9036784, 9601583, 11295980, 12592240, 16343120, 19203166, 22591960, 38406332, 45183920, 48007915, 76812664, 96015830, 153625328, 192031660, 384063320, 768126640]

約数ペア:

[(1, 768126640), (2, 384063320), (4, 192031660), (5, 153625328), (8, 96015830), (10, 76812664), (16, 48007915), (17, 45183920), (20, 38406332), (34, 22591960), (40, 19203166), (47, 16343120), (61, 12592240), (68, 11295980), (80, 9601583), (85, 9036784), (94, 8171560), (122, 6296120), (136, 5647990), (170, 4518392), (188, 4085780), (197, 3899120), (235, 3268624), (244, 3148060), (272, 2823995), (305, 2518448), (340, 2259196), (376, 2042890), (394, 1949560), (470, 1634312), (488, 1574030), (610, 1259224), (680, 1129598), (752, 1021445), (788, 974780), (799, 961360), (940, 817156), (976, 787015), (985, 779824), (1037, 740720), (1220, 629612), (1360, 564799), (1576, 487390), (1598, 480680), (1880, 408578), (1970, 389912), (2074, 370360), (2440, 314806), (2867, 267920), (3152, 243695), (3196, 240340), (3349, 229360), (3760, 204289), (3940, 194956), (3995, 192272), (4148, 185180), (4880, 157403), (5185, 148144), (5734, 133960), (6392, 120170), (6698, 114680), (7880, 97478), (7990, 96136), (8296, 92590), (9259, 82960), (10370, 74072), (11468, 66980), (12017, 63920), (12784, 60085), (13396, 57340), (14335, 53584), (15760, 48739), (15980, 48068), (16592, 46295), (16745, 45872), (18518, 41480), (20740, 37036), (22936, 33490), (24034, 31960), (26792, 28670)]