128195520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3257}}^1$

素因数の和:3318

約数の個数: 112

約数和(自身を含む): 417076128

約数和(自身を除く): 288880608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3257, 3280, 3936, 4920, 6514, 6560, 7872, 9771, 9840, 13028, 13120, 16285, 19542, 19680, 26056, 32570, 39084, 39360, 48855, 52112, 65140, 78168, 97710, 104224, 130280, 133537, 156336, 195420, 208448, 260560, 267074, 312672, 390840, 400611, 521120, 534148, 625344, 667685, 781680, 801222, 1042240, 1068296, 1335370, 1563360, 1602444, 2003055, 2136592, 2670740, 3126720, 3204888, 4006110, 4273184, 5341480, 6409776, 8012220, 8546368, 10682960, 12819552, 16024440, 21365920, 25639104, 32048880, 42731840, 64097760, 128195520]

約数ペア:

[(1, 128195520), (2, 64097760), (3, 42731840), (4, 32048880), (5, 25639104), (6, 21365920), (8, 16024440), (10, 12819552), (12, 10682960), (15, 8546368), (16, 8012220), (20, 6409776), (24, 5341480), (30, 4273184), (32, 4006110), (40, 3204888), (41, 3126720), (48, 2670740), (60, 2136592), (64, 2003055), (80, 1602444), (82, 1563360), (96, 1335370), (120, 1068296), (123, 1042240), (160, 801222), (164, 781680), (192, 667685), (205, 625344), (240, 534148), (246, 521120), (320, 400611), (328, 390840), (410, 312672), (480, 267074), (492, 260560), (615, 208448), (656, 195420), (820, 156336), (960, 133537), (984, 130280), (1230, 104224), (1312, 97710), (1640, 78168), (1968, 65140), (2460, 52112), (2624, 48855), (3257, 39360), (3280, 39084), (3936, 32570), (4920, 26056), (6514, 19680), (6560, 19542), (7872, 16285), (9771, 13120), (9840, 13028)]