30974560

素因数分解:

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

素因数の和:500

約数の個数: 96

約数和(自身を含む): 80559360

約数和(自身を除く): 49584800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 115, 152, 160, 184, 190, 230, 304, 368, 380, 437, 443, 460, 608, 736, 760, 874, 886, 920, 1520, 1748, 1772, 1840, 2185, 2215, 3040, 3496, 3544, 3680, 4370, 4430, 6992, 7088, 8417, 8740, 8860, 10189, 13984, 14176, 16834, 17480, 17720, 20378, 33668, 34960, 35440, 40756, 42085, 50945, 67336, 69920, 70880, 81512, 84170, 101890, 134672, 163024, 168340, 193591, 203780, 269344, 326048, 336680, 387182, 407560, 673360, 774364, 815120, 967955, 1346720, 1548728, 1630240, 1935910, 3097456, 3871820, 6194912, 7743640, 15487280, 30974560]

約数ペア:

[(1, 30974560), (2, 15487280), (4, 7743640), (5, 6194912), (8, 3871820), (10, 3097456), (16, 1935910), (19, 1630240), (20, 1548728), (23, 1346720), (32, 967955), (38, 815120), (40, 774364), (46, 673360), (76, 407560), (80, 387182), (92, 336680), (95, 326048), (115, 269344), (152, 203780), (160, 193591), (184, 168340), (190, 163024), (230, 134672), (304, 101890), (368, 84170), (380, 81512), (437, 70880), (443, 69920), (460, 67336), (608, 50945), (736, 42085), (760, 40756), (874, 35440), (886, 34960), (920, 33668), (1520, 20378), (1748, 17720), (1772, 17480), (1840, 16834), (2185, 14176), (2215, 13984), (3040, 10189), (3496, 8860), (3544, 8740), (3680, 8417), (4370, 7088), (4430, 6992)]