351028040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 915840000

約数和(自身を除く): 564811960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 199, 209, 211, 220, 380, 398, 418, 422, 440, 760, 796, 836, 844, 995, 1045, 1055, 1592, 1672, 1688, 1990, 2090, 2110, 2189, 2321, 3781, 3980, 4009, 4180, 4220, 4378, 4642, 7562, 7960, 8018, 8360, 8440, 8756, 9284, 10945, 11605, 15124, 16036, 17512, 18568, 18905, 20045, 21890, 23210, 30248, 32072, 37810, 40090, 41591, 41989, 43780, 44099, 46420, 75620, 80180, 83182, 83978, 87560, 88198, 92840, 151240, 160360, 166364, 167956, 176396, 207955, 209945, 220495, 332728, 335912, 352792, 415910, 419890, 440990, 461879, 797791, 831820, 839780, 881980, 923758, 1595582, 1663640, 1679560, 1763960, 1847516, 2309395, 3191164, 3695032, 3988955, 4618790, 6382328, 7977910, 8775701, 9237580, 15955820, 17551402, 18475160, 31911640, 35102804, 43878505, 70205608, 87757010, 175514020, 351028040]

約数ペア:

[(1, 351028040), (2, 175514020), (4, 87757010), (5, 70205608), (8, 43878505), (10, 35102804), (11, 31911640), (19, 18475160), (20, 17551402), (22, 15955820), (38, 9237580), (40, 8775701), (44, 7977910), (55, 6382328), (76, 4618790), (88, 3988955), (95, 3695032), (110, 3191164), (152, 2309395), (190, 1847516), (199, 1763960), (209, 1679560), (211, 1663640), (220, 1595582), (380, 923758), (398, 881980), (418, 839780), (422, 831820), (440, 797791), (760, 461879), (796, 440990), (836, 419890), (844, 415910), (995, 352792), (1045, 335912), (1055, 332728), (1592, 220495), (1672, 209945), (1688, 207955), (1990, 176396), (2090, 167956), (2110, 166364), (2189, 160360), (2321, 151240), (3781, 92840), (3980, 88198), (4009, 87560), (4180, 83978), (4220, 83182), (4378, 80180), (4642, 75620), (7562, 46420), (7960, 44099), (8018, 43780), (8360, 41989), (8440, 41591), (8756, 40090), (9284, 37810), (10945, 32072), (11605, 30248), (15124, 23210), (16036, 21890), (17512, 20045), (18568, 18905)]