158214080

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 112

約数和(自身を含む): 399409920

約数和(自身を除く): 241195840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 155, 160, 164, 205, 248, 310, 320, 328, 389, 410, 496, 620, 656, 778, 820, 992, 1240, 1271, 1312, 1556, 1640, 1945, 1984, 2480, 2542, 2624, 3112, 3280, 3890, 4960, 5084, 6224, 6355, 6560, 7780, 9920, 10168, 12059, 12448, 12710, 13120, 15560, 15949, 20336, 24118, 24896, 25420, 31120, 31898, 40672, 48236, 50840, 60295, 62240, 63796, 79745, 81344, 96472, 101680, 120590, 124480, 127592, 159490, 192944, 203360, 241180, 255184, 318980, 385888, 406720, 482360, 494419, 510368, 637960, 771776, 964720, 988838, 1020736, 1275920, 1929440, 1977676, 2472095, 2551840, 3858880, 3955352, 4944190, 5103680, 7910704, 9888380, 15821408, 19776760, 31642816, 39553520, 79107040, 158214080]

約数ペア:

[(1, 158214080), (2, 79107040), (4, 39553520), (5, 31642816), (8, 19776760), (10, 15821408), (16, 9888380), (20, 7910704), (31, 5103680), (32, 4944190), (40, 3955352), (41, 3858880), (62, 2551840), (64, 2472095), (80, 1977676), (82, 1929440), (124, 1275920), (155, 1020736), (160, 988838), (164, 964720), (205, 771776), (248, 637960), (310, 510368), (320, 494419), (328, 482360), (389, 406720), (410, 385888), (496, 318980), (620, 255184), (656, 241180), (778, 203360), (820, 192944), (992, 159490), (1240, 127592), (1271, 124480), (1312, 120590), (1556, 101680), (1640, 96472), (1945, 81344), (1984, 79745), (2480, 63796), (2542, 62240), (2624, 60295), (3112, 50840), (3280, 48236), (3890, 40672), (4960, 31898), (5084, 31120), (6224, 25420), (6355, 24896), (6560, 24118), (7780, 20336), (9920, 15949), (10168, 15560), (12059, 13120), (12448, 12710)]