68921328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5003}}^1$

素因数の和:5062

約数の個数: 80

約数和(自身を含む): 208486656

約数和(自身を除く): 139565328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1722, 1968, 2296, 3444, 4592, 5003, 6888, 10006, 13776, 15009, 20012, 30018, 35021, 40024, 60036, 70042, 80048, 105063, 120072, 140084, 205123, 210126, 240144, 280168, 410246, 420252, 560336, 615369, 820492, 840504, 1230738, 1435861, 1640984, 1681008, 2461476, 2871722, 3281968, 4307583, 4922952, 5743444, 8615166, 9845904, 11486888, 17230332, 22973776, 34460664, 68921328]

約数ペア:

[(1, 68921328), (2, 34460664), (3, 22973776), (4, 17230332), (6, 11486888), (7, 9845904), (8, 8615166), (12, 5743444), (14, 4922952), (16, 4307583), (21, 3281968), (24, 2871722), (28, 2461476), (41, 1681008), (42, 1640984), (48, 1435861), (56, 1230738), (82, 840504), (84, 820492), (112, 615369), (123, 560336), (164, 420252), (168, 410246), (246, 280168), (287, 240144), (328, 210126), (336, 205123), (492, 140084), (574, 120072), (656, 105063), (861, 80048), (984, 70042), (1148, 60036), (1722, 40024), (1968, 35021), (2296, 30018), (3444, 20012), (4592, 15009), (5003, 13776), (6888, 10006)]