678746309968

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{1021}}^1$

素因数の和:1617

約数の個数: 160

約数和(自身を含む): 1410748768800

約数和(自身を除く): 732002458832

約数列:

[1, 2, 4, 8, 16, 37, 41, 61, 74, 82, 122, 148, 164, 244, 296, 328, 449, 488, 592, 656, 898, 976, 1021, 1517, 1796, 2042, 2257, 2501, 3034, 3592, 4084, 4514, 5002, 6068, 7184, 8168, 9028, 10004, 12136, 16336, 16613, 18056, 18409, 20008, 24272, 27389, 33226, 36112, 36818, 37777, 40016, 41861, 54778, 62281, 66452, 73636, 75554, 83722, 92537, 109556, 124562, 132904, 147272, 151108, 167444, 185074, 219112, 249124, 265808, 294544, 302216, 334888, 370148, 438224, 458429, 498248, 604432, 669776, 681133, 740296, 916858, 996496, 1013393, 1122949, 1362266, 1480592, 1548857, 1833716, 2026786, 2245898, 2304397, 2553521, 2724532, 3097714, 3667432, 4053572, 4491796, 4608794, 5107042, 5449064, 6195428, 7334864, 8107144, 8983592, 9217588, 10214084, 10898128, 12390856, 16214288, 16961873, 17967184, 18435176, 18795589, 20428168, 24781712, 27964169, 33923746, 36870352, 37591178, 40856336, 41549113, 55928338, 67847492, 75182356, 83098226, 94480277, 111856676, 135694984, 150364712, 166196452, 188960554, 223713352, 271389968, 300729424, 332392904, 377921108, 447426704, 664785808, 695436793, 755842216, 1034674253, 1146530929, 1390873586, 1511684432, 2069348506, 2293061858, 2781747172, 4138697012, 4586123716, 5563494344, 8277394024, 9172247432, 11126988688, 16554788048, 18344494864, 42421644373, 84843288746, 169686577492, 339373154984, 678746309968]

約数ペア:

[(1, 678746309968), (2, 339373154984), (4, 169686577492), (8, 84843288746), (16, 42421644373), (37, 18344494864), (41, 16554788048), (61, 11126988688), (74, 9172247432), (82, 8277394024), (122, 5563494344), (148, 4586123716), (164, 4138697012), (244, 2781747172), (296, 2293061858), (328, 2069348506), (449, 1511684432), (488, 1390873586), (592, 1146530929), (656, 1034674253), (898, 755842216), (976, 695436793), (1021, 664785808), (1517, 447426704), (1796, 377921108), (2042, 332392904), (2257, 300729424), (2501, 271389968), (3034, 223713352), (3592, 188960554), (4084, 166196452), (4514, 150364712), (5002, 135694984), (6068, 111856676), (7184, 94480277), (8168, 83098226), (9028, 75182356), (10004, 67847492), (12136, 55928338), (16336, 41549113), (16613, 40856336), (18056, 37591178), (18409, 36870352), (20008, 33923746), (24272, 27964169), (27389, 24781712), (33226, 20428168), (36112, 18795589), (36818, 18435176), (37777, 17967184), (40016, 16961873), (41861, 16214288), (54778, 12390856), (62281, 10898128), (66452, 10214084), (73636, 9217588), (75554, 8983592), (83722, 8107144), (92537, 7334864), (109556, 6195428), (124562, 5449064), (132904, 5107042), (147272, 4608794), (151108, 4491796), (167444, 4053572), (185074, 3667432), (219112, 3097714), (249124, 2724532), (265808, 2553521), (294544, 2304397), (302216, 2245898), (334888, 2026786), (370148, 1833716), (438224, 1548857), (458429, 1480592), (498248, 1362266), (604432, 1122949), (669776, 1013393), (681133, 996496), (740296, 916858)]