77738880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2172

約数の個数: 128

約数和(自身を含む): 260956800

約数和(自身を除く): 183217920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2131, 2280, 2432, 3040, 3648, 4262, 4560, 6080, 6393, 7296, 8524, 9120, 10655, 12160, 12786, 17048, 18240, 21310, 25572, 31965, 34096, 36480, 40489, 42620, 51144, 63930, 68192, 80978, 85240, 102288, 121467, 127860, 136384, 161956, 170480, 202445, 204576, 242934, 255720, 272768, 323912, 340960, 404890, 409152, 485868, 511440, 607335, 647824, 681920, 809780, 818304, 971736, 1022880, 1214670, 1295648, 1363840, 1619560, 1943472, 2045760, 2429340, 2591296, 3239120, 3886944, 4091520, 4858680, 5182592, 6478240, 7773888, 9717360, 12956480, 15547776, 19434720, 25912960, 38869440, 77738880]

約数ペア:

[(1, 77738880), (2, 38869440), (3, 25912960), (4, 19434720), (5, 15547776), (6, 12956480), (8, 9717360), (10, 7773888), (12, 6478240), (15, 5182592), (16, 4858680), (19, 4091520), (20, 3886944), (24, 3239120), (30, 2591296), (32, 2429340), (38, 2045760), (40, 1943472), (48, 1619560), (57, 1363840), (60, 1295648), (64, 1214670), (76, 1022880), (80, 971736), (95, 818304), (96, 809780), (114, 681920), (120, 647824), (128, 607335), (152, 511440), (160, 485868), (190, 409152), (192, 404890), (228, 340960), (240, 323912), (285, 272768), (304, 255720), (320, 242934), (380, 204576), (384, 202445), (456, 170480), (480, 161956), (570, 136384), (608, 127860), (640, 121467), (760, 102288), (912, 85240), (960, 80978), (1140, 68192), (1216, 63930), (1520, 51144), (1824, 42620), (1920, 40489), (2131, 36480), (2280, 34096), (2432, 31965), (3040, 25572), (3648, 21310), (4262, 18240), (4560, 17048), (6080, 12786), (6393, 12160), (7296, 10655), (8524, 9120)]