348978880

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:522

約数の個数: 112

約数和(自身を含む): 866156256

約数和(自身を除く): 517177376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 67, 80, 82, 134, 160, 164, 205, 268, 320, 328, 335, 397, 410, 536, 656, 670, 794, 820, 1072, 1312, 1340, 1588, 1640, 1985, 2144, 2624, 2680, 2747, 3176, 3280, 3970, 4288, 5360, 5494, 6352, 6560, 7940, 10720, 10988, 12704, 13120, 13735, 15880, 16277, 21440, 21976, 25408, 26599, 27470, 31760, 32554, 43952, 53198, 54940, 63520, 65108, 81385, 87904, 106396, 109880, 127040, 130216, 132995, 162770, 175808, 212792, 219760, 260432, 265990, 325540, 425584, 439520, 520864, 531980, 651080, 851168, 879040, 1041728, 1063960, 1090559, 1302160, 1702336, 2127920, 2181118, 2604320, 4255840, 4362236, 5208640, 5452795, 8511680, 8724472, 10905590, 17448944, 21811180, 34897888, 43622360, 69795776, 87244720, 174489440, 348978880]

約数ペア:

[(1, 348978880), (2, 174489440), (4, 87244720), (5, 69795776), (8, 43622360), (10, 34897888), (16, 21811180), (20, 17448944), (32, 10905590), (40, 8724472), (41, 8511680), (64, 5452795), (67, 5208640), (80, 4362236), (82, 4255840), (134, 2604320), (160, 2181118), (164, 2127920), (205, 1702336), (268, 1302160), (320, 1090559), (328, 1063960), (335, 1041728), (397, 879040), (410, 851168), (536, 651080), (656, 531980), (670, 520864), (794, 439520), (820, 425584), (1072, 325540), (1312, 265990), (1340, 260432), (1588, 219760), (1640, 212792), (1985, 175808), (2144, 162770), (2624, 132995), (2680, 130216), (2747, 127040), (3176, 109880), (3280, 106396), (3970, 87904), (4288, 81385), (5360, 65108), (5494, 63520), (6352, 54940), (6560, 53198), (7940, 43952), (10720, 32554), (10988, 31760), (12704, 27470), (13120, 26599), (13735, 25408), (15880, 21976), (16277, 21440)]