15487280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 39640320

約数和(自身を除く): 24153040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 443, 460, 760, 874, 886, 920, 1520, 1748, 1772, 1840, 2185, 2215, 3496, 3544, 4370, 4430, 6992, 7088, 8417, 8740, 8860, 10189, 16834, 17480, 17720, 20378, 33668, 34960, 35440, 40756, 42085, 50945, 67336, 81512, 84170, 101890, 134672, 163024, 168340, 193591, 203780, 336680, 387182, 407560, 673360, 774364, 815120, 967955, 1548728, 1935910, 3097456, 3871820, 7743640, 15487280]

約数ペア:

[(1, 15487280), (2, 7743640), (4, 3871820), (5, 3097456), (8, 1935910), (10, 1548728), (16, 967955), (19, 815120), (20, 774364), (23, 673360), (38, 407560), (40, 387182), (46, 336680), (76, 203780), (80, 193591), (92, 168340), (95, 163024), (115, 134672), (152, 101890), (184, 84170), (190, 81512), (230, 67336), (304, 50945), (368, 42085), (380, 40756), (437, 35440), (443, 34960), (460, 33668), (760, 20378), (874, 17720), (886, 17480), (920, 16834), (1520, 10189), (1748, 8860), (1772, 8740), (1840, 8417), (2185, 7088), (2215, 6992), (3496, 4430), (3544, 4370)]