123898240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:504

約数の個数: 128

約数和(自身を含む): 326073600

約数和(自身を除く): 202175360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 304, 320, 368, 380, 437, 443, 460, 608, 640, 736, 760, 874, 886, 920, 1216, 1472, 1520, 1748, 1772, 1840, 2185, 2215, 2432, 2944, 3040, 3496, 3544, 3680, 4370, 4430, 6080, 6992, 7088, 7360, 8417, 8740, 8860, 10189, 12160, 13984, 14176, 14720, 16834, 17480, 17720, 20378, 27968, 28352, 33668, 34960, 35440, 40756, 42085, 50945, 55936, 56704, 67336, 69920, 70880, 81512, 84170, 101890, 134672, 139840, 141760, 163024, 168340, 193591, 203780, 269344, 279680, 283520, 326048, 336680, 387182, 407560, 538688, 652096, 673360, 774364, 815120, 967955, 1077376, 1304192, 1346720, 1548728, 1630240, 1935910, 2693440, 3097456, 3260480, 3871820, 5386880, 6194912, 6520960, 7743640, 12389824, 15487280, 24779648, 30974560, 61949120, 123898240]

約数ペア:

[(1, 123898240), (2, 61949120), (4, 30974560), (5, 24779648), (8, 15487280), (10, 12389824), (16, 7743640), (19, 6520960), (20, 6194912), (23, 5386880), (32, 3871820), (38, 3260480), (40, 3097456), (46, 2693440), (64, 1935910), (76, 1630240), (80, 1548728), (92, 1346720), (95, 1304192), (115, 1077376), (128, 967955), (152, 815120), (160, 774364), (184, 673360), (190, 652096), (230, 538688), (304, 407560), (320, 387182), (368, 336680), (380, 326048), (437, 283520), (443, 279680), (460, 269344), (608, 203780), (640, 193591), (736, 168340), (760, 163024), (874, 141760), (886, 139840), (920, 134672), (1216, 101890), (1472, 84170), (1520, 81512), (1748, 70880), (1772, 69920), (1840, 67336), (2185, 56704), (2215, 55936), (2432, 50945), (2944, 42085), (3040, 40756), (3496, 35440), (3544, 34960), (3680, 33668), (4370, 28352), (4430, 27968), (6080, 20378), (6992, 17720), (7088, 17480), (7360, 16834), (8417, 14720), (8740, 14176), (8860, 13984), (10189, 12160)]